Vault of Horror #3

Brad and Willow agree to go to a log cabin in the mountains for a short vacation. But, Brad invited Willow because he's a ghoul looking for a meal. Willow invited Brad because she's a vampire looking for a meal. But, they fall in love and each privately swears not to harm the other. Then, a big snowstorm strands them in the cabin. However, they still manage to hold to their private vows. Willow drinks all of her own blood, and Brad eats most of his own flesh.