Guy's dad and girlfriend were murdered and he goes back in time for revenge
Guy's dad and girlfriend were murdered and he goes back in time for revenge
Sounds like Gunslinger by The Scot his page is:
https://storiesonline.net/a/The_Scot
The direct link to the story is:
https://storiesonline.net/s/50644/gunslinger
You will probably enjoy the rest of his stories as well. I know I started with one and have read all of them.