Tagline: You’re the only one in this world
Chapter 1 – The Ex-Girlfriend hides her embarrassment (What’s going on, aaaarrrrrrrggggghhhh!?)
Chapter 3 – Isana Higashira isn’t lost (…Erm…do you want to return to the room?)
Chapter 4 – The Ex-Couple watches the house (―I’m a guy after all)
Chapter 5 – A boy and girls commemorate (…Can’t the three of us take a photo together?)
Chapter 6 – You’re the only one in this world
