Psyren

Ageha Yoshina is a self-confident high school student who helps others for a fee. On his way back from a job, he finds a strange calling card with the word “Psyren” imprinted left behind in a phone booth and decides to keep it, unaware of its purpose. The very next day, Ageha discovers that his classmate Sakurako Amamiya has the exact same calling card in her possession. When he questions her, Sakurako asks him to save her, signaling the day his troubles begin.