Sakuta may have cured Mai's Adolescence Syndrome in the nick of time, but
now he faces a no less harrowing task-convincing her to officially date him.
After managing to win that round of verbal fencing, he gets some well-deserved
rest...only to wake up "yesterday," with all his progress reset. This
inexplicable phenomenon seems to be centered on Tomoe Koga, and the only cure is
to...pretend to be her boyfriend?!