From Chibi Manga
Her childhood friend, Haru-kun, is bullied. Haru-kun's order was absolute. But when he entered in middle school, the bully finally stopped. Even if they were living in tranquility and peace, he suddenly said "Today you will go out with me all the day". Mio didn't have the power to refuse...
But what happened to the kind Haru-kun? Mio can't stopped her heart to beat faster.