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?! The members of the home ec club are taking on bonus challenges to win the sales competition at their school's cultural festival. But do they even stand a chance against the idol triplets that are their main competition? Afterward, a figure from Ogami's past appears.