Hong Seol, a student from a poor family, meets a rich Yoo Jung, who is her senior at her university. They both develop a rather inconvenient relationship after knowing each other.

Cheese in the Trap

On a snowy night, little Seon-mi is diagnosed with hemopoietic dysplasia. Years pass and Seon-mi, who has now become an adult, has overcome her pain and is adjusting to the adult world. Having decided to use her talent to become a perfumer, she travels to many different places to collect various scents and spices to help people with their inner pains. She meets Sang-woo at an aquarium and is strongly drawn to his scent which reminds her of her father.