Please Unmerge my Accounts

I was playing with my sister I was playing on ps5 and she was playing on pc then she merge our accounts now we cannot play together because it says “another person logged in that account “ she’s using my old steam account “orhancan666” but in pc my path of exile user name was “Orkhan666” my PlayStation Network account is the same name as my steam “orhancan666” I want them to unmerge to play together again with my sister. I bought the game both on steam and PlayStation they are merged at my e mail the same e mail address that I send this to you [Removed by Support]

Good luck i didn’t the same thing and it said it was permanent

Thank you I send a e-mail to them