A vampire killed a mysterious person at a house party. Everyone seems to have a motive. A vampire hunter, Cassidy and her stepsister Zoey find themselves at this party. They decide to investigate and find the perpetrator.

A privileged young man working at his wealthy father's business traps himself in a lie when he falls in love with a hard-working medical student, and tries to convince her that he comes from more humble beginnings like hers. What follows is a comedic whirlwind of chaos and heartfelt revelations.