In this installment of "Hitorijime My Hero 13" , Masahiro faces a challenging predicament as he endeavors to rebuild his savings after his mother unexpectedly spends the money he had diligently set aside for a significant school trip. The situation compels Masahiro into a relentless work routine, with long hours and exhaustive efforts aimed at replenishing his funds.

Kousuke, likely a friend or acquaintance of Masahiro, attempts to dissuade him from this taxing endeavor. However, Masahiro remains steadfast in his determination, prompting Kousuke to reluctantly approve of Masahiro's grueling work schedule. This decision sets the stage for a narrative exploration of the characters' relationships, personal growth, and the lengths they are willing to go to overcome challenges.

Meanwhile, the storyline introduces another subplot involving Hasekura and Kensuke. Their relationship appears to be flourishing until an unexpected twist is revealed when Hasekura's mother makes a surprise return home.