Here are five easy words/phrases you can learn from this song. Watch the subs for more vocabulary!
믿을 수가 없어 (mid-eul su-ga eob-seo) - can't believe
우리 얘기 (oori yae-gi) - our story
너와 나 (neo-wa-na) - you and me
필요 없어 (pil-yo-eob-seo) - I don't need (it)
행복했어( haeng-bok-haess-eo) - we were happy
If you have any more questions ask me!!