32-year-old man Hyeon-dae is a part-time illustration instructor. He looks like he has a normal life but he suffers from his endless sexual desires and emptiness. 27-year-old Min-joo is a traffic reporter. She always greets people with a bright smile everyday but she's smudged with pain and betrayal. They have been seeing each other for 2 years but Hyeon-dae's marriage ended things. However, they crave each other without realizing it. They are confusing sex with love and the world is a confusing place. What do they desire?