Hardened hit man Juzo Ogami’s in for the mission of his esteemed career...life as an average middle school student!

Juzo Ogami has never led a normal life. He was picked up by a criminal organization as a child and grew up to become a legendary hit man. But everything changes when he’s bitten by a mysterious insect and becomes a teenager again! Can this battle-hardened assassin handle the rigors of middle school life?!

Noren witnesses Ogami's fierce battle with Principal Ouka, where she finally sees their true identities. Realizing that there isn’t much else they can do about their situation with Mitsuoka Pharmaceuticals, Ogami and Noren storm into Noren's father's company!