Misty Underwood, a summertime live-in nanny, moves in with the Blackstones. Soon, she discovers that there’s something mysterious going on with the attic of the Blackstone’s house. And it turns out, the Blackstones are the mysterious ones as well. When Misty figures out that the son, Caydon, is in danger, Misty must decide in whether she should stay and help Caydon or leave the mansion for good.