Hogwarts, was gnawed at the beginning

Introduction: [Single Heroine] [Growth Stream] [No System] [Daily Direction] Sur, who was inexplicably transported through time, saw a green beam of light coming towards him as soon as he opened his eyes.He thought he was done with it, but he found that he was alive again.Not only that, Hermione is also her neighbor and childhood sweetheart.Just like that, the story begins.