Woman of 9.9 Billion

In Pyo wants Seo Yeon to set a date for a couple's trip with Hee Ju and Jae Hun so that he can talk about his business with Jae Hun. Seo Yeon is seeing Jae Hun in secret. In Pyo abuses Seo Yeon because he doesn\u2019t like her attitude. Meanwhile, Hee Ju tells Seo Yeon that she knows Jae Hun is seeing someone.

Hee Ju asks Seo Yeon if they are real friends. Seo Yeon talks back to Hee Ju, and In Pyo gets mad at Seo Yeon. At that night, Seo Yeon tries to drown herself in a river, and Jae Hun tries to stop her. At that moment, they hear a weird noise, and they get to find a huge amount of money.

Seo Yeon and Jae Hun hide all the money in the well. Tae Woo gets to know that Tae Hyeon is dead, and he wants to find the one who did this to him. Tae Woo goes to Do Hak, and Do Hak suggests Tae Woo that they should cooperate with each other to find out who is behind Tae Hyeon\u2019s death.

Seo Yeon tries to move the money to another place. On her way back, she runs into Tae Woo, and he helps Seo Yeon replacing the flat tire. Tae Woo asks Seo Yeon if she knows anything about the car accident, and she tells him that she knows nothing about it.

Jae Hun wants to borrow money from Hee Ju, but she tells him that she knows everything about it. Jae Hun tells Seo Yeon that he needs the money right away. However, Seo Yeon thinks it\u2019s not the right time to use the money now. Meanwhile, Tae Woo visits Jae Hun\u2019s office to ask about the accident.

Jae Hun hides the money in the warehouse, and Tae Woo witnesses it. Seo Yeon warns Jae Hun that she will go to the police if he uses the money until they visit the warehouse together. In Pyo wants Seo Yeon to persuade Hee Ju for the supplier contract. Meanwhile, Jae Hun breaks his promise with Seo Yeon.