Erased is the story of Satoru, a 29-year-old aspiring manga artist who spends most of his time working in pizza delivery. However, his life is not without a touch of the supernatural. Occasionally, Satoru see a blue butterfly then he finds himself a few minutes in the past, with just enough time to allow him to save some nearby person's life. And while he finds it more a hassle than a superpower, he nonetheless his best after each time leap to save who he can.
Yet after his mother was murdered he was sent back in time but not some minutes but 20 years. As a 29-year-old in a 9-year-old's body, he comes to one conclusion: To save his mother's life, he must first save someone else that's his classmate from her fated death at the hands of a serial killer.
