| Author/Contributor(s): | Kamishiro, Kyosuke; Kusakabe, Rei |
| Publisher: | UDON Entertainment |
| Date: | 12/8/2026 |
| Binding: | Paperback |
| Condition: | NEW |
"That is... a promise from the past..."
A seating rearrangement in class brings the ex-couple closer together...!? Mizuto was elated about changing seats and being freed from his malicious ex-girlfriend seated behind! But memories of a certain good luck charm the ex-boyfriend once shared with Yume resurface...? The intensely-sweet and tantalizing romantic comedy about the bickering ex-couple continues!