Various couples and their stories of how they came to kiss each other.

Ryota is an unpopular writer although he won a literary award 15 years ago. Now, Ryota works as a private detective. He is divorced from his ex-wife Kyoko and he has an 11-year-old son Shingo. His mother Yoshiko lives alone at her apartment. One day, Ryota, his ex-wife Kyoko, and son Shingo gather at Yoshiko's apartment. A typhoon passes and the family must stay there all night long.

Kondo, a college dropout, is approached by a friend "Suzuki". Suzuki offers Kondo to work as an Art Festical Staff in an island abroad and for a period of time. To apply he needs to meet a girl named Kyoko. Suzuki will introduce them together within a week. Few days later, Kondo meets an old friend, Yano. He is happy to meet Yano again after quite a time and since they had left their hometown. Yano acts strange, though. "Shit! Come with me!" Yano suddenly starts running. Some Yakuza rush to catch him. Puzzled by this, Kondo escapes with him. The number of Yakuzas is increasing. Can these two run away from this city?

Sakura Ueno has recently quit her job and decided to work temporarily in a nursery school at a friend's request. There she meets a whole lot of cute kids including a girl named Ai. Shindo, the girl's father, often comes to pick her up late after school. Seeing him pick up his daughter triggers a memory of her own father, following this, changes happen…