help with translation What is the meaning of this phrase?? "A veces quiere más el que se va."

What does '서' means in this phrase '느낌 있어서'?

what does this sentence mean?? 어두운 방안에서 혼자 있는 나

what does 움직이는 게 mean?

Qual seria a tradução dessa frase? 너무 좋아 다 자꾸