Comprehensive Manga: Starting from Shirakawa Yueai

Yang Sheng, who inexplicably traveled through time, obtained a doomsday fire system. The system predicted that the world would usher in the end of the world five years later. As a user, Yang Sheng must try his best to preserve fire for mankind.

Yang Sheng: "I'm looking for a girlfriend, can you be my girlfriend?"

Bai He Yue Ai: "Do you want me to be your girlfriend? Well...I'm single anyway, so that's fine."

Yang Sheng: "Huh?"