Ryoya Aizawa is crushing on her childhood friend Haruka Sakurazawa. Ryoya finally decides to confess, knowing that she will be far away from going to college, but she does not appear at the meeting place. Waiting for Ryoya to come home in distress was the news that Haruka had died in an accident. Ryoya, who sadly headed for the shrine during the night, slipped off a cliff and fell. Ryoya notices that he feels strange with the changes in the surroundings... but it was a past where Haruka was still alive!!