Hajime and the multiverse jump

Hajime Owari after seeing the deaths of his family he loses hope but one day while he was walking home he heard screams this screams was like his father's he followed it and it lead to the dark alley with thugs beating his classmates he froze but decided to help but ending up getting 3 of them beaten , suddenly he woked up in a different world,follow Hajime Owari and his multiverse jump adventures!