Dae-U finally gets his hands on Yu-Ri by "comforting" her after her teary breakdown. he doesn't waste time and gets straight to the raping right before Su-Heon's eyes who's been peeking glances at them like the cuck he is.
Cuck play with her husband in the hotel room, they kick him out and she shows her husband the recordings later. After that Park Jun-Hyeon fucks her in her office.