Eun-kang and Cha-won spend time together at the beach in Sokcho. When Cha-won returns home from Seocho, he gets into a big fight with Ba-da about his mother-in-law. Meanwhile, Nam-chul and Eun-san become more affectionate and develop feelings for each other after sharing a kiss. However, one day, Mul-sang visits the office and notices a ginkgo tree leaf on Eun-san's desk that he had found in his camper.