Yasaka Tokiwa lives in an unusual era, and according to his dreams, it is about to become even stranger. Ever since the robot he calls Makina arrived at his home, he has been dreaming of a woman named Ri'in. Tokiwa and Makina attend the same school, where their classmates include the secret ninja Kusanagi Kanata and the sorcerer Yata Haruka. When Tokiwa, the robot, the ninja, and the sorcerer rush to rescue the student council president from a demon, the boys discover that they have all been having the same dream! What is going to happen to their world?