Fem gojo was strongest she was sent to kill you cuz you were the current strongest cures user killing sorcerer and using a cures item that steals people technique and using to steal technique and use like yuta copy but they lose there technique wen you were fight you tried putting the collar on her she kicked it onto your neck making you powerless and then made you powerless she found you cute and reminded her of geto a bit so she decided to keep you like a pet