Joo Yoo-Rang

Pianist Sara arrives in the city of Seoul as an exchange professor. She can't see the sad loneliness of the city. Sarah enjoys her time as a well-to-do tourist. Others, born in the city, fight against loneliness and sorrow. Illegal workers are exploited and cops extort money from adult entertainment establishments. Among these, gang member Il-Hwan collects money from room-salons for protection. Deok-Sang drives a tourist bus instead of his father and Ji-Won sells food items by a station. These three people become connected.

A North Korean refugee, Jung-Nim, is trying to find a new life in South Korea, with people suspecting that she is a spy.

Oh Sung-Chul has been released on parole. He wears an ankle bracelet that monitors his movements as well as reminding himself of his horrifying past deeds. Sung-Chul lives in an apartment complex about to be demolished. He loses his construction job and is screwed over for half of his last paycheck. He takes medication to suppress his urges. Kim Hyung-Do is a religious family man who runs a printing company. The printing business is going through hard times. Kim Hyung-Do also goes through heavy emotional turmoil due to a horrendous crime inflicted upon his daughter by Oh Sung-Chul. On a fateful day, Hyung-Do spots Sung-Chul out on the street.

Beautiful, workaholic Bo-hee is a successful marketing executive at the number one toy company in Korea. Respected by her colleagues and in line for a promotion, she makes an irrevocable mistake that gets her fired from her job. Bo-hee's life further spins out of control when her husband Gang-sung leaves her soon after. Bo-hee is befriended by her neighbor Nan-hee, an amateur sex expert who runs a sex shop on the brink of bankruptcy called "Casa Amor." Nan-hee's predicament inspires Bo-hee's creativity, and using her background in children's toys, she is determined to save the shop by making its ambiance more refined and by promoting better sex toys.