Ghost Gate귀문관살; Phantom Gate: Kill; Ghost Door; Puerta Fantasmal; 귀문관殺; El portal del sexto sentido

After staying behind in the office to work overtime, Giyoon accidentally spots Director Jung Yitae masturbating in the empty office. Disturbed by the immoral sight, he tries to leave. But an unknown force draws him closer to the man he does not get along with. After resolving to take a video of the director's unpleasant acts, the director catches him in the act and turns the situation against him. But, is this person really Director Jung Yitae? A dark and twisted relationship begins.