Lana was in her room sitting on the, She had enough of her son's madness, She needs to stop him before he does something he might regret for the rest of his life.
She allowed him to do what he wanted only because he promised to not kill, But with what he is doing, Keeping her locked in that room with no water or food or even a bed to sleep on, surely she is going to do just that.
Lana was aware of Patel's condition since she was born, As she is a doctor, Patel was born with a weak body and her vital organs weren't fully developed, her auditory system was damaged along with her voice box, It was a rare case to her and the other doctors who examined her.
It took Olivia a long time to nurse her daughter to health, When Henry heard the doctor reports he wanted to get rid of his daughter, Saying that she will be a burden to him, But Olivia refused and said that she will leave the house with her daughter and go to live somewhere else, away from him.
