@Winter
He went to Duna in order to communicate because he learnt that she cuckholded him with Wookyung. He is drunk and he kissed her. And she raped him. He wasn't there to be raped. He wanted to communicate because he said to her that she's his only love in the chapter 53. He doesn't enjoy : when he will look after a job, he will say he is traumatized by this sh**. PTSD, trauma.