|Parallel World Love Story: "A world" - After graduating from a university, close friends Takashi Tsurug and Tomohiko Miwa begin work at a company which does brain research.
One day, Tomohiko introduces Mayuko Tsuno as his girlfriend. Takashi is stunned. When he was a university student, Takashi saw Mayuko Tsuno every day on the train
opposite from the one he rode. He became attracted to her back then. "B world" - When Takashi Tsurug wakes up, his girlfriend Mayuko Tsuno makes breakfast as usual at