Sin Flower

Haesoo takes care of Dojin after he loses his parents to an evil spirit. As Dojin grows up, he struggles to hide his feelings for Haesoo, but tries to do so regardless by assisting him in his priestly duties. But evil soon creeps into Dojin's heart when he stumbles upon Haesoo's dark secret, whispering to let his desires loose...

(Source: Lezhin Entertainment)