Office colleagues left for a picnic through their old maid manager. However, their manager had a different goal in mind for the picnic. She takes advantage of the absence of the other employees to attack the male manager. At the gathering place, she gives a signal to achieve her goal once again, but her signal won't reach Kim Joo-im but goes to the male assistant...

A couple have been married for more than 10 years. They have long forgotten the pleasures of the couple's secret sex life. Through an accidental opportunity, Joo-hee has a relationship with the man next door and Kang-in has a relationship with the woman who has moved in. In order to recover the well-dried fountain of pleasure, each other's secret and bizarre affair begins.

Yeon was determined to expose the company’s external matters which were being kept hidden by the mysterious and transparent woman named Chae Yeon. In her pursuit for the truth, Yeon found herself serving time in prison. But this did not deter her from seeking revenge on Chae Yeon. She was willing to use any means necessary, disregarding the consequences, to get her retribution. Driven by her anger and determination, Yeon chose to embrace the same path as the transparent woman and become one herself. However, this decision would lead her down a dark and dangerous road filled with secrecy and risk. The suspenseful and thrilling journey of revenge starts to unfold, leaving Yeon with no choice but to move forward despite the challenges that lie ahead.