A new episode is unveiled. Told through Hana's reminiscence as she packs her belongings to move into a new home several years after the main story's conclusion, the episode depicts a story from their high school days when everyone went bowling together.

Notes:

• This work was serialized in Young Ace #4–9, 2025. Three years after the conclusion of the main story, as a celebration of the series having received an anime adaptation.
• The collected volume resulting from this serialization was later incorporated into the main series as Volume #13.