sola

Morinami Itaru is a first-year high school student who loves the sky. Ishizuki Mana is a cheerful and lively girl who is also Itaru's classmate. Mana's younger sister, Koi, is a second-grade elementary school student who has been hospitalized in a facility overlooking the sea due to her poor health. At this hospital, Koi meets Itaru's older sister, Morinami Aoi. On the day of Aoi's birthday, Itaru and Mana visit the hospital to see Aoi and Koi, and the four of them enjoy playing together happily. Meanwhile, a mysterious man named Tsujidou Takeshi and a girl wearing Gothic Lolita fashion, Kamikawa Miko, arrive in this town on a shared journey for a specific purpose. The girl Yonhara Matsuri lives alone at a church in the town. One morning at 4 AM, Matsuri accidentally encounters Itaru, who was preparing to take photos of the sky, at a beautiful seaside natural park. The meeting between the boy and the girl marks the beginning of inexplicable events...