A perfect trio of crooks, their union is almost a dream team. Do-hee and Hye-ji visited a ski resort to successfully cheat and take a break. While they were planning to rest for the time being and conspire for the next scam, they heard that snowboarder Na Shin-woo, a national team member who recently divorced his granddaughter, will come to the ski resort for a long time. After hearing that Na will receive 5 billion won in compensation for her divorce, she plans to commit another fraud.

Ji-woong is a loser who can't find a job so he lies to his mother for money, but one day she abruptly cuts him off and he becomes homeless. That same day, salvation arrives in the form of Hong-sil who's extremely stingy. Her hobby is visiting the bank to make savings deposits, and her specialty is selling empty glass bottles and old newspapers for cash.

Choi Seong-hoon, the deputy director of Sandeul Group's management planning team is in a relationship with Seong Jin-hee. However, he deceives himself as a soloist in order to get ahead and is dating Kang Min-joo, the only daughter of Sandeul Group's director and chairman. However, his operation fails when he starts to sneak with Jin-hee at the company workshop, and Kang Min-joo witnesses Choi Seong-hoon and Seong Jin-hee's love affair.

20-year-old Kyeong-soo is a man who's full of assumptions. He learned about sex from Internet porn, but nothing about the real thing. He's only had crushes and has never even kissed before. He got embarrassed when he confessed his feelings to Ji-yeon, his crush. He comforted himself from the shame with Japanese girls in his room with his right hand. One day, he has a fight with his father and remembers his friend Baek-hyeon had invited him over to Gangwon-do. There he falls in love with his friends' mother.

Wealthy businessman Zsa-zsa Korda appoints his only daughter, a nun, as sole heir to his estate. As Korda embarks on a new enterprise, they soon become the target of scheming tycoons, foreign terrorists, and determined assassins.