Kill Ao

A hitman known for never failing a mission is stung by a mysterious wasp and awakens as a 13-year-old boy. After recovering, he is given a new task by his employer: to infiltrate a middle school in his new body. He must navigate school life alongside a variety of classmates and unpredictable situations while dealing with the threat of approaching assassins. The question remains whether he will find a way to revert to his original form before his new life is cut short.