Mio Chibana is a 20 years old guy who lost his parents. One day Shun discover him sitting next to see and fall in love with him. Mio gets angry for that but then he realizes that he start to fell for him too. Unfortunately he has to leave the island but 3 years later, one day Shun finds out he's back and start to flirt with him. Shun hesitates at first on admit he loves him back and even joke about Mio's popularity with girls, which hurts him.