A dragon born (DND) in my hero academia

This is a story I'm making cause I want to its my first book so pls no hate (they will not be that much romance their will be gore and swears now time for the actual synopsis)
Greg was a fantasy nerd a dnd player and a slight weeb he lived a fairly normal life as a office drone but one day he randomly gets killed not by truck or knife by baseball bat he then wakes up in the world of a manga he read and an anime he watch the Mt hero world with a minor system and he is given a new name and body( ps he isn't the heroic type more like the ima do what best benidites me type