Gossamer House is heaving with ghosts but that's not all its hiding Leslie Sanstrom gets a creepy vibe when she arrives at Gossamer House for the Castillo d'art summer program. The spiky roof gables, looming clock tower and deathly-grey exterior make her spine tingle. The strangeness doesn't end there. She finds a hidden room full of famous paintings, missing since WWII, and overhears the camp manager plotting to steal the entire collection. When she teams up with fellow camper Nick and resident ghosts to thwart the devious heist, things take a dangerous turn. Leslie discovers Gossamer's secrets are more sinister than she had ever imagined.