Nothing Said (Jang Geun SukЧан Гын Сок)

Translation:
I shouldnt have done that,
I should have pretend not to know
Like I didnt see it, like I couldnt see it
I shouldnt have looked at you in the first place

I should [bad word] away
I should have pretended I wasnt listening
Like I didnt hear it, like I couldnt hear it
I shouldnt have heard