jjagsalang-eun himdeul-eo (单恋是很辛苦的) - sinhyeonhui-wagimluteu (辛贤熙和金root) joh-ahamyeonseo naneun mae-il-i saelo-wo ileon naleul mollajuni naneun goelo-wo geuneun nunchiga neomu eobs-eo joh-ahamyeonseo naneun neomuna byeonhaess-eo chingudeul-eul mannado geu yaegi-ppun-i-ya geuneun nunchiga neomu eobs-eo geuneun nunchiga neomu eobs-eo joh-ahanda malhago geuleul jjoch-adanilkka geunyang kkogkkog sumginchae sog-eul gyesog tae-ulkka joh-ahanda malhago geuleul jjoch-adanilkka geunyang kkogkkog sumjin chae nae sog-eul gyesog tae-ulkka geuleul jeongmal gagagagagagagajigo sip-eo gagagagagagagajigo sip-eo geu-wa hamkke babbabbabbabbabbabbab meoggo sip-eo babbabbabbabbabbabbab meoggo sip-eo geuleul jeongmal gagagagagagagajigo sip-eo gagagagagagagajigo sip-eo geu-wa hamkke babbabbabbabbabbabbab meoggo sip-eo babbabbabbabbab meoggo sip-eo joh-ahanda malhago geuleul jjoch-adanilkka geunyang kkogkkog sumginchae sog-eul gyesog tae-ulkka joh-ahanda malhago geuleul jjoch-adanilkka geunyang kkogkkog sumginchae nae sog-eul gyesog joh-ahanda malhago geuleul jjoch-adanilkka geunyang kkogkkog sumginchae sog-eul gyesog tae-ulkka joh-ahanda malhago geuleul jjoch-adanilkka geunyang kkogkkog sumjinchae nae sog-eul gyesog tae-ulkka