Ep. 10: Setsuna seeks a hopeful future for the city while making a final promise to Rinne
Aired on September 2, 2018
Setsuna strives to build a hopeful future for a city plagued by despair, yet faces repeated tragedies. Simultaneously, Rinne completes her invention, enabling Setsuna to embark on a journey aimed at preserving humanity's existence. Before departing for this critical mission, Setsuna makes a solemn promise to Rinne, marking a pivotal moment in their efforts to secure a better tomorrow for everyone involved.
Episodes
- Ep. 6 · Rinne bids farewell to her past while Kuon harbors misgivings about the future.
- Ep. 7 · Rinne's haunting memory and Setsuna's revelation lead to a sudden disappearance.
- Ep. 8 · Rinne and Setsuna return to the mysterious island from five years ago
- Ep. 9 · Setsuna assists Rinne with a mysterious invention in an ice-encased underground shelter-city.
- Ep. 10 · Setsuna seeks a hopeful future for the city while making a final promise to Rinne
- Ep. 11 · The characters meet again, but their identities remain unknown to each other
- Ep. 12 · Characters hold hands to reach tomorrow