Thirst

Thirst is a 2009 horror film written, produced and directed by Park Chan-wook. Based on the 1867 novel Thérèse Raquin by Émile Zola, the film stars Song Kang-ho as Sang-hyun, a Catholic priest who turns into a vampire as a result of a failed medical experiment, and falls in love with Tae-ju, the wife of his childhood friend.