"Kirepapa" is a yaoi anime series adapted from the manga by Ryo Takagi. The narrative centers on Chisato Takatsukasa, a successful novelist and overprotective single father to his teenage son, Riju. Chisato’s life revolves around shielding Riju from potential romantic interests, driven by an obsessive fear of losing him. His protective nature borders on paranoia, as he often imagines elaborate scenarios where Riju is pursued by unsuitable suitors. This dynamic is complicated when Riju befriends Shungo Nakamura, a cheerful and outgoing young man who becomes a frequent visitor to their home.

Shungo’s presence unsettles Chisato, who suspects him of having ulterior motives toward Riju. However, it is revealed that Shungo’s interest lies not in Riju but in Chisato himself. Shungo, a fan of Chisato’s novels, admires him deeply and seeks to win his affection. This revelation shifts the focus of the story to the evolving relationship between Chisato and Shungo, as Chisato struggles to reconcile his feelings with his overprotective instincts. The series explores themes of love, trust, and personal growth, as Chisato gradually learns to let go of his fears and open himself to the possibility of a romantic connection.

The characters are defined by their contrasting personalities: Chisato is reserved, meticulous, and prone to overthinking, while Shungo is outgoing, straightforward, and persistent. Riju, though a secondary character, serves as a catalyst for the central conflict, embodying the innocence and vulnerability that Chisato seeks to protect. The story balances comedic moments, often stemming from Chisato’s exaggerated reactions and misunderstandings, with more introspective scenes that delve into his emotional struggles. The series is relatively short, focusing on the development of the relationship between Chisato and Shungo while maintaining a lighthearted tone despite its underlying themes of parental anxiety and romantic tension.