College student Kate is headed to a cabin in the remote mountains of Virginia to meet up with her sorority sisters when she finds herself lost and stranded in a broken down car. After falling asleep, she is awakened by what she assumes is the glow of a police car coming to her rescue, but instead comes face to face with the legendary Mothman. A half man half moth, the beast has terrorized the mountains of West Virginia and Virginia for more than a half a century, with his glowing red eyes and penchant for showing up at disasters.

Horror-stricken when he quickly scoops her up and flies her to a cave on top of a mountain, Kate thinks the mysterious creature intends to make her his dinner. Kate quickly discovers, however, that the Mothman does have a voracious appetite - one that will leave Kate hungering for more…