Summary: Inside a crowded train, a punk boy, Yoh, is for some reason protected by a handsome B-boy. The B-boy, Makino, carries away with him a precious ‘stone’ that Yoh had unknowingly dropped. He comes to ask Yoh, who had ended up moving in Makino’s home after much confusion, if he has any memory of himself. Has he met Makino in the past?! Yoh was shocked, but...