Xavier hadn't hidden Kayla away. She'd merely been sent to the hospital that night. Her condition had already been unstable since Monica's death, which had been a huge blow to her. On top of that, hurting Yvonne and seeing blood that night had made her go mad.
She'd had to be put on tranquilizers to calm down all this time.
Through the glass on the door, they could see her cowering in a corner, yelling at nothing from time to time.
Xavier stood next to Stephen. "She's received her punishment