Dead lives to save

Sierras parents just went on their honeymoon for about 4 weeks... When Sierra calls her friend over ; Addy. They both get a box from Sierras house to her new house. Once they come to the house. They seem to see dead guy named Mike ; one of her high schooler kids from school. They seem to get out of school and Have a runaway.there are a lot of Roomers,Drama,Action,and one killer.