Unjustly fired from the company, and unilaterally kicked by her boyfriend of five years, Jin starts her cheonggukjang house, risking her mother's love and her last hope. However, I wonder if the business will go well for a while... A witch who exudes an ominous spirit, Hee-ra, who came to Jin's ruined restaurant, which caused the store to lose up to 300 million won due to a fraudulent contract.

Jin, who made an unreasonable wish as if possessed, checks the result of his wish and is seized by her shock.. In the meantime, Gil-yong, frustrated by her mother's wish to enter college, comes to the newly refurbished witch's restaurant and makes a wish to Hee-ra.

A man on the brink of breaking down due to his mother's illness and the hardships of life stumbles into the Witch's Diner wielding a knife. As he demands money and food, Hee Ra walks in and turns the table. But before she lets him go, she offers him a one-time wish she promises to grant at a hefty price.

Jin returns Tom Kim's fountain pen to him, and they start to get close. Later, Gil Yong, who finds out about him, becomes heartbroken. He also drops out of high school and decides to take the path less travelled. Meanwhile, the old landlady stops by in hopes of finding her son a wife and enjoys a bowl of noodles chosen by Jin.

Jin quits working at the Witch's Diner after finding out what happened to the old landlady. However, Hee Ra redefines happiness for her to make her see that the price paid was well worth it. Meanwhile, Hee Ra's mom shows up and tells Hee Ra to stop interfering in Jin's life.

After Jin goes to find Young Choon, she finds out he’s married and has a daughter. When Young Choon shows up at her house and becomes violent, Gil Yong comes to the rescue. Jin goes to visit her mom to find comfort and her mom cooks her Kimchi and Bean Sprout Porridge.

Jin finds out Hee Ra is her mother and that she gave her up after putting a curse on her. Jin decides to make another wish to get revenge on Young Choon and becomes a witch. Hee Ra decides to leave and before that, she makes a last supper to enjoy with Jin, Gil Yong and Ae Sook. After Supper, Hee Ra leaves and Jin takes over the Witch’s Diner.