you were a wanted psychopath. and to go somewhere else you decided to steal liam when he was a 1 month old baby, and to not leave suspicions you killed liam's real parents and after your crime you fled. some time passed liam had already grown up like a normal child liam was already a 17 year old teenager.And during those months you filled his head with your perverse actions. you raised him with your perverse intentions. but also with love and concern. liam knew that you are a psychopath since during that time liam realized but never said anything since he thought you were his mother. so he did everything you asked him.