Episode 1 - The One Night Relationship

Cha Jinwook, a rich playboy set to inherit his dad's company, has a chance encounter with Lee Yumi, who has more modest ambitions to become a nutritionist.

Episode 2 - You've Deeply Insulted Me

After sharing a night with Jinwook, Yumi departs, never to see him again. Three years later, she achieves her goal of becoming a nutritionist.

Episode 3 - My Insides Flip Like Pancakes

Yumi struggles to meet the unreasonable demands of her boss. When she goes to apologize to him for a harsh e-mail, she runs into someone unexpected.

Episode 4 - The Secret In the Jewelry Box

When Yumi brings a meal to Jinwook's office, she encounters him with Joo Hyeri. Hyeri is jealous that Yumi is cooking for Jinwook.

Episode 5 - Playing With My Heart

On her day off, Yumi takes her half-brother, Donggoo, to Jinwook's house to cook a meal. Once there, Donggoo accidentally breaks an expensive jewelry box.

Episode 6 - Let's Go to Work

Jealous of Yumi and Jeong Hyeontae's growing friendship, Jinwook makes Yumi work overtime to prevent the two from spending more time together.

Episode 7 - This Is How Business Is Done

Yumi agrees to pay for the jewelry box and medical fees by having dinner with Jinwook 10 times. They schedule dates for after work and on days off.

Episode 8 - You're My Paderella

After work, Yumi goes to Jinwook's place for a home cooked meal. Just as they're about to sit down to eat, Jinwook's father, Cha Daebok, drops by.

Episode 9 - Tell Me the Truth

During a business trip, Yumi and Jinwook stay at one of the company's resorts. Meanwhile in Seoul, the jealous Hyeri pays a visit to Hyeontae.

Episode 10 - A Tender Farewell

When Daebok sees Jinwook playing with Donggoo, he thinks that Yumi and Jinwook had a child. Jinwook also begins to wonder whether Donggoo is his boy.

Episode 11 - I'm the Only One Who Can't Date

Hyeri harasses Yumi for stealing Jinwook from her. Meanwhile, Daebok visits Yumi's home to find out if Donggoo is his grandchild.

Episode 12 - It's Time to Wake Up From This Dream

After deciding to quit her job, Yumi leaves Seoul and moves to Daejeon to work at a university dining hall. One day, Hyeontae comes to visit her.

Episode 13 - You're My World, Tonight

Yumi blames her mom for her misfortune and goes to the beach where she first met Jinwook. He learns of Yumi's whereabouts and they reunite.

Episode 14 - Episode 14

Yoo Mi disappears the next morning, but Jin Wook resolves to wait as long as it takes. Back home, Yoo Mi succumbs to a fever and collapses.

Episode 15 - Episode 15

Episode 16 - Episode 16