I want to become the sky that surrounds you.

The main character, Tsukihito Kirisawa, is unable to have physical contact with women due to past events.

He spends his days indifferently, avoiding interaction with other people as much as possible, except for the innocent girl ``Hina Kisaragi'' and his troublesome bad friend ``Shindo Yamato.''

Tsukito lives alone in an apartment, and one day a girl named Sora Asakura moves in next door.
Soraha, who is good at housework, took care of Tsukito who was not feeling well even though they had met for the first time.

Sora, who ends up attending the same class at the same school, quickly becomes friendly with Hina and Yamato, and the environment around Tsukito gradually becomes noisy.
Furthermore, he receives a forceful invitation from Miyano Katagiri, the head of the literature club to which Hina and Yamato belong, and ends up joining the club.

This is how we celebrated summer vacation. Tsukito is a group of six people, Sora, Hina, Yamato, Miyano, and Miyano's cousin Megumi Osaka, a junior in the literature club, who go to the beach and watch fireworks. You will experience various events such as doing things and testing your mettle...