In line with the game by Front Wing. If the summer break began, Jinno Naoto and Manabe Rika confessed their thought that they since their childhood and started to day the other. Suddenly a boy named Asmodeus appeared. He explained he was a devil, and that he experimented with take Rika away. Naoto did his better to save Rika from Asmodeus, but he couldn't anything regarding devil's power. As well time, a girl Luvriel, who name herself an