The first five women enter the villa and the first coupling ceremony starts, creating the first couples of Love Island. After they enter the villa, the five men picks which woman they want to be paired with. To help the men chose, the women step forward if they feel an attraction. Cashel picks Caro, Yamen picks Alana, Zac picks Elizabeth, Weston picks Mallory, and Michael picks Alexandra. Immediately after, Kyra enters the villa; she is told that in 24 hours, she can steal one of the men. After the couples are created, the Islanders are able to mingle until they eventually go to bed.

At the re-coupling, Kyra picks Cashel, leaving Caro single. After receiving a text, it is revealed that at the end of the week, someone will be left single and will be "dumped" or eliminated from Love Island. It is also revealed that Kyra and Cashel will immediately go on their first date because they are the newest couple. That night, after Kyra and Cashel return from the date, Caro isolates herself from the rest of the Islanders.

• Game ("Excess Baggage"): In a game pitting the men against the women, a piece of luggage comes down and lands on one of the Islanders' names. The Islander whose name the luggage landed on must open the suitcase and read a secret. If the Islanders can guess whose secret it is, they earn a point. The women and the men teams tie with two points each but there was no prize.

On Night 3, it is revealed to viewers that America can vote on which two women the two new Islanders, Cormac and Dylan, should go on dates with.^[20]

On Day 4, Cormac and Dylan enter the villa. Cormac tell Caro he was initially attracted to her but says in his confessional he is attracted to all of them. Dylan feels closer to Alexandra than anyone else.

Dylan and Mallory, along with Cormac and Elizabeth, go on their dates. Caro and Alexandra starts discussing their dates at the villa.

• Game ("Going Commando"): One at a time, the men complete an obstacle course dubbed the "commando course" in what they believed is the sexiest way possible. The women decide which man is the sexiest. Michael wins the challenge but there is no prize.

On Day 6, Caro receives a text informing the Islanders of the re-coupling that night. All of the women must choose one man. The man not chosen will become the first Islander to be dumped. At the re-coupling, Kyra picks Cashel, Elizabeth picks Zac, Alana picks Yamen, Mallory picks Weston, Alexandra picks Dylan, and Caro picks Cormac. At the end of the re-coupling, Michael remains single and is dumped.^[24]

Mallory and Weston decide it will be best if they just stay friends.

• Game ("Float My Boat"): The women are blindfolded and are instructed by their coupling partners. The women must inflate rafts with a pump. Then as a duo, they must row their raft around a pink, inflatable duck in the ocean and return to the shore. The first couple to return to the shore wins a prize. Alexandra and Dylan win a night at the Hideaway.

The men prank the women with a fake text from Love Island, which is delivered by Weston as part of his birthday. This leaves Mallory and a few other women angry at Weston for pranking them. As the Islanders celebrate Weston's birthday that night, Weston receives a text informing the Islanders two new women, Christen and Katrina, will be entering the villa.^[26]

After the new women, Christen and Katrina, enter the villa, the Islanders play a game in which they must keep a card on their lips using suction. On the card is a dare. When an Islander drops a card, he or she must perform the dare. This is an informal game that was not pre-planned.

Mallory and Alana go to spend the night in the Hideaway after Christen and Katrina choose to spend the night with Weston and Yamen. That night Christen and Weston, along with Katrina and Yamen, go on a date.

The next morning, Weston receives a text saying there will be a re-coupling in which the men can pick which woman they want to be coupled with. The two women who are not chosen will be at risk of being dumped.

• Game ("Girl Power"): The women have to kick cardboard cutouts of villains to "save" the man they are coupled with. Christen and Katrina, who are not coupled up, pick the man they want to be with. Christen picks Yamen and Katrina picks Weston. The men can vote on which woman completed the course the best. Alana wins with a unanimous vote but there was no prize.

At the re-coupling, Dylan picks Alexandra, Zac picks Elizabeth, Cormac picks Caro, Cashel picks Kyra, Weston picks Katrina, and Yamen picks Christen. Alana and Mallory, who have remained single, are immediately dumped. After the re-coupling, Kyra receives a text from Winston, the newest man, inviting her on a date. The episode is left on a cliffhanger.^[30]

Before Kyra goes on the date, she discussed with the women about how she and Cashel are not connecting. After the date, Kyra goes to Cashel in order to work things out.

On Day 11, Winston gets to have one meal with three women. Winston meets with Katrina for the starter, Alexandra for the main course, and Caro for the dessert.

• Game ("Hearts on Fire"): The women wear heart rate monitors and watch the men's performances to see which one will raise their heart rates the most. After all of the men go, the women perform for the men. There is no prize for this game.

It was revealed to America that voting for the most compatible couple has opened. The couple with the fewest votes will be at risk of being dumped in the next episode.^[32]

Cracks start forming in relationships between Kyra and Cashel, Caro and Cormac, and Christen and Yamen; however, some relationships strengthen in Alexandra and Dylan and Elizabeth and Zac.

• Game ("Fast Food"): Winston replaces Weston in this game due to Weston feeling ill. They have to pass items of food along a course using only their mouths. Cashel and Kyra win but there was no prize.

At the elimination, it is announced that the couple with the fewest votes from the public will be dumped. The safe couples are Alexandra and Dylan, Katrina and Weston, Elizabeth and Zac, and Kyra and Cashel. This leaves Caro, Cormac, Christen, and Yamen vulnerable. The four safe couples are told to vote two Islanders out; one Islander from each vulnerable couple. They vote out Cormac and Christen, who are dumped. Caro and Yamen became single.

At the end of the episode, it is revealed that several new Islanders will be entering the villa.^[34]

Kyra tells Cashel she wants them to split up. Cashel, in his confessional, labels himself unofficially single. Zac asks Elizabeth to be his girlfriend after he devises and executes a scavenger hunt for her.

On Day 15, George receives a text telling the Islanders Eric, George, and Ray have to choose a woman with whom to go on a date. Eric chooses Caro, George chooses Aissata, and Ray chooses Katrina. Immediately after, Marli receives the same text asking the new women to pick a man with whom to go on a date. Marli chooses Winston, Kelsey chooses Weston, and Aissata chooses Yamen.

On Day 17, Zac and Elizabeth go on their first date.

On Day 18, the Islanders are informed there will be a re-coupling. At the re-coupling, Winston remains single and is dumped from Love Island.

• Game ("Social Bingo"): Caro feels ill and sits out of this game. Tweets about the Islanders are read to them but the Islanders' names are blanked; they must decide which name has been blanked. After each couple gives their guess, the Islander's name will be revealed behind a bingo space. There is no prize for this game.

It is announced that America will be able to vote for their favorite couple. The couple with the fewest votes will be at risk of being dumped.^[42]

On Day 22, Emily goes on a date with Eric. After the date, Emily sends a text to Weston inviting him on a date. Jered goes on a date with Kyra, and Anton goes on a date with Caro.

At the re-coupling, the women have to pick which man they want to couple up with. Halfway through the re-coupling, Kelsey decides to quit Love Island. Caro chooses Ray, Elizabeth chooses Zac, Aissata chooses Yamen, Alexandra chooses Dylan, Emily chooses Weston, and Kyra chooses Jered. Eric and Anton, after remaining single, are dumped. After the re-coupling, Dylan gets a text saying the Hideaway is open. Caro and Ray spent the night in the Hideaway.

• Game ("Dunk in Love"): One at a time, couples sit above a pool of water. They are asked questions about their partners. If they get the question right, they are safe but if they get the question wrong, they are dunked. There is no prize for this game.

The next day, on Day 25, Alexandra and Dylan go on a date. That night, Kyra and Emily talk about their feelings for each other and how they connected before the re-coupling and how they wish they had talked to each other sooner.

It is revealed that America will be able to vote for its favorite couple.^[50]

On Day 25, the women discuss how Weston keeps switching to "the next best thing" every time there is a re-coupling. Ray gets a text telling the men to head to a market to buy groceries. Emily talks with Weston after he returns and starts talking about how he is a "player". The women overhear the conversation and made comments supporting Emily.

• Game ("Polls Apart"): Islanders are given a category such as "most intelligent couple". The Islanders have to decide which couples deserve a first, second, and third-place ranking based on the category. America's answer as to who it perceives to be first, second, and third is announced. There is no prize for this game.

During a confrontation between Emily and Weston, Weston denies being a "fake and non-genuine" man.

On Day 26, there is an elimination. America's voting determines which couples will be safe. The couple who receives the fewest votes will be dumped. The episode ends on a cliffhanger after Aissata, Yamen, Emily, and Weston are still vulnerable.^[52]

It was revealed that Aissata and Yamen receives the fewest votes and they are dumped.

That morning, Islanders are awoken by the sound of a crying baby. After investigating, they realize each couple has to take responsibility for a baby. They earn points with a happy baby and are penalized when the baby is sad. Kyra gets a text informing the women they will be getting drinks at a location outside of the villa, leaving the men to take care of the babies. At the end of the day when the results are revealed, Ray and Caro earned the most points. Since more than half of them are good with their babies, they are awarded a party that night.

On Day 26, it is revealed via text that it would be another couple's last night in the villa.

On Day 28, Alexandra, Dylan, Zac, and Elizabeth receives a text informing each of them of their final dates.

• Game ("Bound by Love"): Couples have to work together to build a shoe rack but they cannot use one of their hands because they are handcuffed. Then, the couples have to decorate a cake but the women are blindfolded and have to be directed by their partners. After the group have discussed who has won, Dylan and Alexandra are announced as the winners. There is no prize for this game.

On Day 30, at the elimination, only four couples can advance to the finale; these are Ray and Caro, Zac and Elizabeth, Dylan and Alexandra, and Emily and Weston. Kyra and Jered had failed to advance and are dumped. After Kyra is dumped, she receives a video message from Cashel, whom she wanted to see after the show. Outside the villa, Cashel surprises Kyra by flying back to Fiji to see her.^[56]

During the night of Day 29, Caro and Ray, Emily, and Weston go on their dates.

On Day 31, Weston receives a text informing the Islanders their families will be visiting the villa. The couples can meet their partners' families.

On Day 32, the last four couples have brunch. Emily gets a text telling the women they had to leave the villa to get ready for the finale that night. While the women are gone, Ray gets a text telling the men to write a "declaration of love" they will read to their partners that night. The women get a similar text. After they write their letters, the men choose their suits for the event.

That night, the couples share their declarations with each other. After Vandenberg arrives, each couple recaps their journey to finale night. After the recaps, the winners are revealed to be Zac and Elizabeth.