: Miri’s biological mother, Misaki Unasaka , unexpectedly appears at the daycare to take Miri back. She reveals she hit rock bottom after losing her job and boyfriend, and most significantly, her throat cancer has spread, meaning she can no longer sing and may not have long to live.
: The episode concludes with the heartbreaking scene of Kazuki and Rei delivering Miri to her mother, realizing they must give up their "happy family" life to protect her. Thematic Elements & Reception
: Kyutarou warns Kazuki and Rei that "the organization" is unhappy with their performance and considers Miri a liability. He admits to telling Misaki about their work as hitmen to force them to let Miri go for her own safety. Buddy Daddies Episode 10
Episode 10 of Buddy Daddies , titled is widely regarded as the series' most emotional and somber chapter. It shifts from the usual "found family" fluff to a high-stakes drama where Kazuki and Rei face the potential loss of Miri. Plot Summary
: Reviewers from sites like But Why Tho? and The Review Geek noted the painful contrast between Miri’s innocent joy and the silent agony of her dads throughout their final day together. : Miri’s biological mother, Misaki Unasaka , unexpectedly
: Fans on Reddit and YouTube often debated Misaki's redemption, with many finding it hard to sympathize with her given her past abandonment of Miri.
: This episode serves as the catalyst for the final arc, moving the protagonists from "pretend family" to having to fight for the life they truly want. Thematic Elements & Reception : Kyutarou warns Kazuki
: Faced with no safe way to keep her, the duo spends a final, bittersweet day with Miri—going shopping, playing games, and visiting an amusement park. Kazuki tells Miri she is just going for a "sleepover" at her mom’s to keep her happy.