Yoon Bum

Yoon Bum, a man with a severe trauma from his past, falls hopelessly in love with Oh Sang, who saved him from being bullied in the military. Yoon Bum secretly watches Oh Sang and then breaks into his house where he confronts him. He discovers that Oh Sang is a serial killer and his unhealthy love is directed at a man with a tragic fate. In more detail, Yoon Bum, who was bullied in the military, finds Oh Sang as a savior and the perfect object of his love. He begins to follow him and then, in a desperate move, breaks into his house. He ends up in the basement where he finds something different from what he expected and is caught by Oh Sang. Yoon Bum learns that Oh Sang is a murderer and his unhealthy love for him becomes even more complicated. It turns out that Oh Sang also has a tragic fate and their relationship develops towards mutual understanding and support despite their past.