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

When Miri's daycare holds a field day, each of the buddies work at encouraging her in their own way.

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.