what if allison was still alive and only stiles and malia and the 3 ending up having a threesome and ends up adopting hayden romero when her sister was in a hospital after a car crash and hayden was a tribid cause she had werecoyate,void kitsune and a human and the only one who knew all about this was kira and they decide to include her into this threesome while dragging lydia into this crazy love life that comes with dating a stilinski