Na Bong-sun, a timid assistant chef who can communicate with ghosts, has a crush on star chef Kang Sun-woo. Meanwhile, mysterious cases of hypothermia start taking place.

Possessed by Soon-ae, the ghost of a lustful virgin, Bong-sun becomes confidently libidinous. Meanwhile, Sun-woo decides to participate in a cooking competition show but faces difficulty from the very beginning.

Memories come flooding back to Soon-ae, who is trapped in Bong-sun's body. Meanwhile, things start to go missing at the restaurant, and the crew members are shocked when they learn the truth.

With no place to stay, Bong-sun tries to sneak into Sun-woo's restaurant to stay for a night, but Sun-woo catches her and kicks her out. While at the broadcasting station with Sun-woo, Bong-sun discovers Sun-woo's weakness and uses it against him to get herself a place to stay.

Bong-sun is finally separated from Soon-ae's ghost but gets scared by the strange things happening to her. Meanwhile, the day of the second cooking competition arrives, and Bong-sun faces difficulty as she is back to her real self.

Soon-ae appears before Bong-sun and asks her to help her father, but Bong-sun does her best to ignore her. The cooking competition ends successfully, and Sun-woo offers Bong-sun cooking lessons. Later on, the two unexpectedly go on their first date.

Bong-sun goes on an unexpected date with Sun-woo. Soon-ae is on the verge of falling in danger, and a horrible incident happens. Meanwhile, Bong-sun sees Sun-woo and So-hyung kissing and heads to Soon-ae for help.

Sun-woo's kitchen crew goes on a team building trip and Bong-sun makes a plan to seduce Sun-woo there. However, So-hyung's appearance puts Bong-sun's plan in vain.

Bong-sun is surprised after hearing Sun-woo's confession. Soon-ae struggles with complex feelings after knowing Sun-woo's feelings. Meanwhile, Sung-jae finds something doubtful while talking with Soon-ae's father.

Soon-ae admits that she has feelings for Sun-woo. Seobinggo advises her to let go of her feelings. Meanwhile, Sun-woo asks Bong-sun to go on an overnight trip with him.

By an unexpected accident, Sun-woo and Bong-sun spend the night together. Soon-ae starts questioning her death, and Sung-jae gets his hands on her diary. Meanwhile, Bong-sun is surprised to see Soon-ae acting so differently.

Soon-ae decides to go through the ritual for the dead as Seobinggo suggests. Meanwhile, Bong-sun gets mixed feelings while on a date with Sun-woo.

Bong-sun confesses that she was possessed by Soon-ae, but Sun-woo thinks she is lying to reject him. Meanwhile, Soon-ae goes into the body of a police officer to get her diary back.

Bong-sun and Sun-woo realize their feelings for each other. Soon-ae reveals to Bong-sun and Sun-woo that there might be a connection between Eun-hee's accident and Sung-jae and asks for help.

The truth behind the hit-and-run incident connected to Sung-jae and Soon-ae's death is finally revealed. Meanwhile, Bong-sun gets kidnapped by Sung-jae and falls in danger.

Soon-ae once again possesses Bong-sun, and Bong-sun makes an important decision. Meanwhile, Sun-woo's restaurant operates as before, and an unexpected guest comes to the restaurant.