A shock awaits Yuito and company when they confront Karen in the mausoleum. Can they convince him to help? Yuito and Kasane deal with their regrets over what happened to Nagi and Naomi, and they must take drastic measures in an attempt to save the world.
Karen!
Karen, le monde va s’effondrer
si vous voyagez dans le temps !
O mundo será destruído
se você viajar no tempo!
Карэн! Из-за твоего временного контакта
погибнет весь мир!