Stanley Darrow isn’t sure what to expect when the mysterious Mr. Gedrick appears on his doorstep. He is certain, however, that his family could use Mr. Gedrick’s help: Their lives—and their house—have been a mess since Stanley’s dad died.

The strange new nanny quickly helps them transform their cluttered home into a sparkling and spotless version of its former self, but it’s going to take more than a clean house to help the Darrow family learn to live and love again.

Can Mr. Gedrick help Stanley, his brother, Fergus, his sister, Amelia, and his mom find their way back to each other? And what secrets of his own is Mr. Gedrick hiding behind his crooked grin?