かってに改蔵 (Series) favorite_border

Volume 1: Ever since he was shoved off a piece of playground equipment by his childhood friend Hami, Katsukaiзо has had a tendency to jump to wild conclusions. Now in high school, his eccentric ways show no sign of improving — in fact, they're getting worse by the day. Then one afternoon, a human anatomy model being carried by a member of the science club at Toraba High falls out a window and lands squarely on Katsukaiзо's head. He's knocked unconscious and carried into the science room. When he...