Punch Up! volume 2 features story and art by Shiuko Kano.

Architect Maki Motoharu is thoroughly enjoying life with his new roommate, ironworker Ohki Kouta. Although he's young, Kouta is responsible and sees to the chores Motoharu tends to forget. Their nightlife together is full of new, wonderful discoveries, too! Things seems perfect for the new couple until Kouta's old crush shows up and Motoharu finds himself grappling with feelings of jealousy for the first time in his life.

Includes bonus comic strips and the side story "Honeymoon."