Key Goes Through The Keyhole

So-hee is a young wife who relieves her husband, who is crippled from the waist down, every night with her own hands. However, she feels lonely every night. One day, after she satisfied her husband's needs, her husband caught her masturbating without him knowing. Seeing that his wife is unable to satisfy her lust because of his disability, he makes an unexpected proposal.

A film about a novelist's sexual behavior to write a new article.

Chae-yeon, who has never been in a relationship, secretly has a crush on Nam-gyoo, the president of her company, and practices kissing in front of the mirror every day. One day, Chae-yeon musters up her courage and asks Nam-gyoo to kiss her, but Nam-gyoo avoids her, promising her next time. But in fact, Nam-gyoo has never kissed properly before, so he goes to take kissing lessons to fulfill Chae-yeon's request.

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.

Dong-chan, who is working in another region due to his new job, meets Hyeon-joo, who lives next door from his new place. Is it a coincidence or is hos workplace also related to Hyeon-joo in the same building?

Ga-hyeon, a graduating student, visits her professor Min-cheol to adjust her grades. Min-cheol promises to adjust her grades on the condition that she helps him...

Eun-hee and Joon-sang, who promised to get married, have now become strangers and is living their own lives.

Dong Soo and Seon Hwa met while studying in Japan. They come to Korea from Japan for a happy honeymoon. But after a short and sweet honeymoon, Dong Soo was in a hit-and-run car accident. In the end, he is diagnosed with lower half body disability. Dong Soo, who is pessimistic about his situation, lives under the influence of alcohol every day. When you have to enjoy a happy honeymoon, you will have a hard time of living. Seon Hwa, a Korean-Chinese, inevitably finds a karaoke hostess job where they can use their bodies. Seon Hwa's heart was shaken by Jin Yeong, the president of the karaoke whom she met there. Eventually, Seon Hwa and Jin Yeong got into another love.

Yoo-bi is a wife who is always lonely because of her husband's erectile dysfunction. Her husband is always thinking about what he can do for his wife, so he hires his co-worker to be his wife's sex partner. But as his wife gradually learns of the pleasures of sex with his co-worker, she begins to distance herself from him.

Jeong-cha is a sexless married man. Although he is married, he secretly likes his manager, who is the only hot spot in the company. One day, Jeong-cha discovers a strange relationship with her boss, and the manager learns that there is a secret contract between the two of them. Jeong-cha sticks around by her side to sign a contract with her manager.