Daisuke arrives at a luxurious southern island resort for summer break, where he unexpectedly reunites with Nao, Mitsugu, and his cousin Maya. Amidst the tropical scenery, Daisuke indulges in passionate encounters with the women around him. After rescuing Nao from an aggressive admirer, the two finally confess their deep feelings for one another, sealing their bond in paradise.
After arriving at the southern island resort, Daisuke quickly finds himself entangled in a whirlwind of passion with several women. From a daring encounter with Kanae in a bathroom to an intimate shower session with the athletic Mika, Daisuke's vacation is far from relaxing. The episode culminates in a romantic night at a fireworks festival, where he shares a special, first-time experience with his cousin Maya.
Daisuke continues to indulge in passionate encounters with the women of the resort, including the haughty Mitsugu and the gentle Kanae. The tension peaks when he shares an intimate group experience with Nao, Momo, and Maya, the latter of whom reveals her long-held feelings for him. As his time on the island comes to an end, Daisuke finds himself unable to leave, caught in a whirlwind of affection from all the women who now vie for his heart.