Cast no shadow

Greg has lived in Lancaster his whole life. The town's always had its quirks, and being born without a shadow means he's counted among them. When Greg discovers an old mansion in the woods just outside of town, he didn't expect to meet a smart, beautiful, funny, and ... very dead teenaged girl named Eleanor. Yeah. He's in love with a ghost. And before he knows what's happening, Greg finds himself at the wrong end of a history lesson when the town...