BRUH, she was cheating too! Continue, and you will understand.
That's not a justification though? He didn't know she was cheating. In fact, he was glad that she was so that he didn't have to lie anymore and so he looked like less of a douchebag. This just means they're both trashy people.
Main vocalist: Taeyeon
Main visual: Karina
Main rapper: Moonbyul
Most talented group with the best music!