When Rin enters elementary school, Daikichi proposes planting a tree to commemorate the occasion. Rin plants a loquat seed in the yard, but there's no telling whether it will actually put forth buds. Thinking that perhaps Souichi planted something to mark Rin's birth, Daikichi has another visit with Masako...

Daikichi feels helpless when Rin is laid up with stomach flu, so Kouki's mother steps in to give them both a hand.