My Heart Is Beating: With Taecyeon, Won Ji-an, Park Kang-hyun, Seung You. A romance drama about a semi-human vampire named Seon Woo-hyeol, who failed to become a human by a day out of 100 years, and a woman Joo In-hae, who doesn’t have a single human decency, starting to live together and finding true warmth.