Carrie and Oliver. A couple completely in love and the hosts of a wedding to remember at Colorado's legendary Stanley Hotel. This is Carrie's fairy tale come true. Her fiancé, Oliver, is Mr. Tall, Dark, and Handsome; successful; and utterly devoted to her. Now family and friends have gathered to celebrate. It's sure to be a wild night as the drinks flow freely and the fun begins.

But the morning after is murder.

FBI agent Andi Castle was just supposed to be a plus-one. This should have been a calming weekend getaway from what she does best: catch killers. Instead, Andi's on the hunt again. The hotel is on lockdown. Secrets are being unearthed. And no one is above Andi's suspicions. But which secrets are worth killing for? Andi's forced to find the answers fast...before someone else dies.