Independent TV producer Shin-Hye, self-assured housewife Mi-Yeon, and single mom Hae-Young are a tight-knit group of 40-something friends going through the ups and downs of their lives and loves in modern day Seoul.
Following a drunken work party, Shin-Hye ends up spending the night with her much younger colleague, who later wants their relationship to become more than a one-night stand. Mi-yeon enjoys spicing things up with her husband but she doesnt know that he secretly takes viagra as her libido takes its toll on him. Meanwhile Hae-young, whose grown-up daughter still lives with her, begins dating a carpenter.