Basketball team member Kamio has had a crush on manager Kitano for as long as he can remember. Their daily train rides home are the happiest moments of his life. One day, to Kamio's horror, the commute causes him to accidentally grab Kitano's chest when the train abruptly stops. Since that incident, he has been unable to move his left hand, as it seems to have developed a mind of its own. Desperate to regain control of his hand, Kamio asks Kitano for a favor: to allow him to grope her chest once more. [Written by MAL Rewrite]