Leo Barnaby is a history teacher who is just trying to survive the modern world and pay his rising rent. When he decides to invest in a roommate to split the costs, he ends up with Frederick—a man who is polite, handsome, and significantly more "old-fashioned" than Leo expected. As it turns out, Frederick is a vampire. "My Vampire Roommate" is a heartwarming and comedic slice-of-life series that follows their domestic antics as Leo helps Frederick navigate 21st-century technology, social norms, and the complications of living together while keeping Frederick's supernatural nature a secret from the rest of the world.