안녕바다(Bye Bye Sea) 장난스런키스 5, 6화 로고송 + Bonus dance

The title of the song is "청혼(proposal of marriage)". 나무(Namu), 안녕바다(Bye Bye Sea)'s vocalist, wrote both the word and the music of this song. It's on the O.S.T. of the TV Program, 장난스런키스(Mischievous Kiss).