A mild-mannered stamp maker searches for the man who slept with his wife. Disguised as a customer, he approaches the man.

Follows the life of a young woman who has become reserved and indifferent to the world as a result of her chronic illness deformed hand and quietly portrays the unconventional, yet endearing relationship between mother and daughter as well as the development of Min-ah as she is befriended by the high spirited and carefree photographer Young-jae who moves into their apartment complex.

Sang-su (Yoon Je-moon) is an ordinary real estate agent with a wife and son. He also has a pretty younger girlfriend, but still brags to friends about his latest one-night stands with other women. Money and sex mean everything to him, but just as he fulfills his dream of driving a Mercedes-Benz, things go awry.

A couple gets a phone call while they are on their way to the train station to go on a trip. Cheol-min hears from her friend that his girlfriend had previously lived with her friend. Hearing this, Cheol-min is worried and does not want to go on a trip. He is very excited by the feeling of betrayal that he cannot trust this woman.