Elena Reyes needs one thing: to graduate without anyone finding out what she's hiding. Professor Adrian Cole needs one thing: to keep his hands off the one student he can't stop thinking about. When she's placed in his advanced seminar, the line between mentor and obsession starts to blur and neither of them can afford to cross it.

Dance with him and die. Refuse and die faster.Sera Vale wakes up in a strange ballroom full of guests, and the guests are monsters in masks. A voice calling itself the Hostess of the manor gives her five rules: 1. Never look into the mirrors. 2. Never answer when your name is called, even if the voice sounds familiar. 3. Never use anything purple in the game. 4. Guests must never look under the table, no matter what happens. 5. Never dance with the monsters when the moon turns red.Then the moon turns red, and Lord Caius Morrow, the beast who rules this deadly game, takes her hand.The monsters back away. He's the only thing keeping her alive, and the Hostess is hiding why she wants them apart.One dance could save her. The next could break the game.