Kazuki is determined to be a more attentive parent to Miri. But investigating a fight she got into at daycare might put him on her black list!

A change in season dredges up bad memories for Kazuki, who's already feeling overworked and unappreciated at home.

An unexpected encounter at the daycare leads Kazuki and Rei to seriously reconsider their guardianship of Miri.

While adjusting to life without Miri, Kazuki and Rei find themselves facing a new challenge...

Miri sings at the Christmas party, while Kazuki and Rei decide to settle matters with the organization.