Hodaka, a high school boy who moves from his isolated island home to the city of Tokyo, who immediately becomes broke! After finally finding work at a shady occult magazine, the sky rains every day until amidst the hustle and bustle of the big city, he meets a young woman called Hina. She lives a cheerful life with her younger brother, but also has a certain power: to stop the rain and clear the sky.

Hiroshi, a 30 year-old businessman, has traveled back in time 20 years. He encounters Kazumi, a young woman who was gravely ill. Hiroshi regarded this as an opportunity to help the young woman from his past, the memory of whom he had always cherished.