Summary Yuujou Kakin Kalman Gain from Kainu Manga
Yuujou Kakin Kalman Gain summary: Ryuuiichi Sugihara is a regular highschool boy who discovers a mobile game called Karman Gain, a game with the power to alter reality by giving up life points. He soon learns the consequences of running out of life points and gets entangled deeper in Karman Gain.
