Hinako Midou's parents died several years ago, leaving her alone. Since then she has been passed from relative to another. Now she finds herself about to move to another new home, with a child her own age called Hayami Subaru-chan.

Volume 1 includes:
• Extra Story Arc
Hinako and Subaru visit the park with the pets, where Hinako has an unexpected encounter with someone from her past, Shuuhei-kun...
• A Diary of Our Love's Beginning
Kamiya Sae loves Toono Chihiro-kun, but her confession doesn't go well. What will happen after they decide to become friends?

Volume 2 includes:
• At the Start
• Extra Edition
• An L Drawn for You
• Love Space Is Endless