S01E01 The Vacation House
Eun-kang is Ba-da's lifelong friend of 20 years. She helps Ba-da, a jewellery designer, by doing odd jobs for her. When Eun-kang's boyfriend, Tae-ki, whom she had been taking care of for four years, passes...
Eun-kang goes swimming in the pool after becoming frustrated from an argument with Tae-ki, and Cha-won watches her from a distance. Meanwhile, Ba-da and Cha-won go through a rough patch due to Cha-won's parents. Later, Eun-kang dresses up to see Cha-won when Tae-ki pushes her away.
Two women — best friends since high school — realize the limits of their friendship as secrets, jealousy and desire come between them.