this doomguy doesn't have any guns but only melee weapons but he still fights demons. and yes it takes place in thr medieval era

Landon, the enigmatic city hunter, lures his prey with charm and wit. Beneath his sleek veneer lies a tumultuous past and a quest for truth.

he hunts demons until he sees you (i don't care who you are but remember he is hunting you)

you and your friends are going to a castle and explore