After the death of her parents, Hinako was left alone and has since been shuffled from one relative to another. She is now on the cusp of moving into yet another new home, this time with a child her age named Subaru.
This manga contains two one-shot stories: "Furidashi Koi no Diary" in volume 1 and "Kimi e Egaku Yell, Koi Uchuu∞" in volume 2.