My Home Hero follows Tetsuo Tosu, an ordinary salaryman, who discovers his daughter’s abusive boyfriend plotting to kill her for inheritance money. To protect his family, Tetsuo impulsively murders the boyfriend and must then hide the body, cover up the crime, and outwit the boyfriend’s dangerous yakuza-connected associates. The story blends tense crime thriller with heartfelt family drama, as Tetsuo and his wife use their wits and everyday skills to survive a deadly cat-and-mouse game. Readers enjoy the gripping suspense, the relatable everyman protagonist, and the clever, desperate tactics Tetsuo employs to keep his loved ones safe.