Yoon Ki Jun, now son-in-law of the owner of a big business, goes to Mu Jin again on his vacation. A long time ago he recuperated from lung disease in Mu Jin. He makes an acquaintance with In Suk who majored in vocal music. After all, he finds himself is fascinated by Seo In Suk while Mu Jin, symbolized as the fog, reminds him from the past to present. Two makes certain of their emotion and united into one. In Suk asks him to take her to Seoul. But Ki Jun departs to Seoul leaving behind her.