Boku dake ga Inai Machi

A man in his late twenties experiences a strange ability that causes time to rewind, worsening his already unremarkable existence. After a traumatic event, he is sent back eighteen years to his childhood body. Reuniting with his mother and old friends, he meets a girl who had been kidnapped and killed in his original timeline. Determined to prevent this tragedy and return to the present, he attempts to alter her fate. Facing limited time and an unidentified threat, his chances as a child seem uncertain.