A woman has inherited two things from her parents: an ancient castle and a horrifying amount of debt. She’ll have to sell the place if she can’t find the money, but she has a plan: if she can tempt enough people to stay at Castle Spire, she might be able to save her ancestral home. But then one of her guests is murdered on the first night. This is, to put it mildly, really inconvenient. Now our heroine and her remaining guests are trapped in a castle with a killer, and they have no idea who it might be…