HeartBeat - Season 1 - Episode 4
The blood on In-hae's lip triggers a memory in Woo-hyeol, reminding him of Hae-sun. Woo-hyul wonders if In-hae is the reincarnation of Hae-sun. In-hae is concerned about her first kiss with Woo-hyeol and feels more uncomfortable seeing him, who is employed as a janitor at the school she works at. Yang-nam tells Woo-hyeol that if he drinks In-hae's blood, filled with love, he can become human.
About HeartBeat

Title: HeartBeat
First Air Date: 2023-06-26
Last Air Date: 2023-08-15
Status: Ended
Rating: 6.939/10 (from 33 votes)
Language: KO
Seasons: 1
Total Episodes: 16
Network: KBS2
Genres: Drama, Comedy, Mystery, Sci-Fi & Fantasy
Production Companies: WEMAD, Monster Union
Synopsis
A thrilling romance between a vampire who desires to experience heart-throbbing love, and a cold-blooded woman.
Cast

Ok Taec-yeon
Seon Woo-hyeol

Won Ji-an
Joo In-hae

Yoon So-hee
Na Hae-won / Yoon Hae-sun

Park Kang-hyun
Shin Do-sik

Ko Kyu-phil
Park Dong-seop

Yoon Byung-hee
Lee Sang-hae

Moon Seung-you
Rose

Baek Seo-hoo
Ri Man-hwi

Baek Hyun-joo
Go Gi-sook

Jung Young-ki
Kim Gwang-ok