How do you think Mike reacted when he found out that his wife's spirit was still here ?

Sooner in the book Mike finds out that his wife's spirit is still here. Some people's reaction would be joy and happiness knowing that someone is there to protect them. Other people would be terrified out of their mind. How do you think Mike reacted. Well I htink that he was thrilled. He felt safe to know that she was still there with him. Protecting him from any danger and staying by his side. She would also help him solve the mystery. How is this possible ? Read the book yourself to find out.