Only a monster / Len, Vanessa

"Joan has just learned the truth: her family are monsters, with terrifying, hidden powers. And the cute boy at work isn't just a boy: he's a legendary monster slayer, who will do anything to destroy her family. To save herself and her family, Joan will have to do what she fears most: embrace her own monstrousness. Because in this story--she is not the hero"--Provided by publisher.

Joan's world is turned upside down when she learns her family are monsters, and her cute coworker, Nick, is a legendary monster slayer who will do anything to destroy her family. She soon comes face-to-face with Aaron Oliver, the heir to a rival monster family, and they must join forces to save their families, themselves, and the world.