Tuesday Packard left behind a high-powered job to start start her dream, A Walk in the Ivy—guided tours of the world-famous, haunted Ivy House on the remote island of Ferry's End. When a client asks for a week-long visit to the island, she hunts down a potential list of clients, a personal chef, and a tech wizard in hopes of catching some of Ivy House's infamous activity—maybe the house’s matriarch, Ivy Donnigan herself—on tape. When the selected group of brave souls arrive on Ferry's End, they're treated to lavish meals from a private chef and Tuesday's history-filled tours, and are allowed to explore the house as they choose with only one always tell at least one other person if going off alone. Ivy House's reputation is no joke, and Tuesday won't risk any of her clients—her new friends—finding out the hard way. But when the bodies start dropping in Ivy House and the group is cut off from help by a powerful storm, the survivors are left to decide if the house is after them or if they are after each other. Tuesday must keep her new friends together while suspicion and fear try to tear them apart, all while staying alive herself. As the paranormal activity in the house ramps up, the mundane physical danger has everyone braced for the next disaster. Ivy Donnigan's appearances only muddy the waters further as she hints at secrets dead and buried for decades. The guests at Ivy House struggle to save themselves from terrors both real and imagined, supernatural and deadly. Those that get out alive will never be the same. Those that don't may never leave.