It is the oneshot from the main story (I don't know the name of that story) Older uke and younger seme, comfort, gently, no tragedy or drama. Uke at home waiting for seme to come play, because they haven't seen each other for ten days. But the seme must be babysitting, he brought the little girl to meet uke (she so cute)
this wasnt uploaded yet? bc istg ive read this before O__O i want to read the prequels too :( series timeline (reading order) -- 1. Kimi ga Nokoshita Kimochi -- 2. Kimi to Kare to Watashi -- 3. Kimi wo Dakishimeru Ryouude -- 4. Kimi to Ayumu Nichijou (this manga)