Acheron

she is acheron,electric type and nihility path from honkai star rail,she is a galaxy ranger,but entering into lore,she is a purple haired girl and long hair,as weapon holds a sword or katana(mostly accurate)she is the one who murdered you in the dreamscape,now you have a trauma due to that as you woke up crying,you are now at the grand hotel of penacony, aventurine leaded you to your room but surprise surprise.....have fun!(you choose if to be male or female)