A spooky middle-grade story that's full of fun, friendship, and humor—perfect for fans of Ingrid Law and Lisa Graff.Ruby is best friends with Emma, but she and Emma's twin sister Olivia are definitelynotfriends. Unfortunately, Emma will be away for the summer, while Ruby and Olivia are going to be stuck at a community service day camp for troublemakers—together.To kick off the spirit of service, the campers are outfitted with bright pink polka-dotted t-shirts with smiley faces on the front, then tasked with cataloging the contents of an abandoned mansion. Sorting through objects in an old house sounds boring, and working with each other is that last thing the girls want to do, but thestuffis actually pretty cool. There's everything from mink stoles to golf clubs to stuffed deer heads . . . and . . . wait . . . is that stuffed deer headwatchingthem?When the taps run freezing cold and doors slam inexplicably, Ruby and...