Caramel Boy

Motoka lives next door to Kanota Shun, the boy who appeared in the hugely famous CM "Caramel Boy" eight years ago, and it turns out that she's going to baby-sit him. However, the Caramel Boy who's grown up a little bit isn't sweet... Then, once again, Shun receives a request to appear in another CM!
Included one-shots:
Volume 1: Master no Okiniiri
Volume 3: Tamago de Gohan