1x1 - Episode 1

September 18, 2000

Professor Yoon's couple learns their child has been switched through blood tests after a car accident.

1x2 - Episode 2

September 19, 2000

Professor Yoon and Soon Im switch their children, but they only suffer from unfamiliar circumstances.

1x3 - Episode 3

September 25, 2000

Jun Seo returns to his hometown and looks for Eun Seo. Eun Seo has an unwanted encounter with Tae Seok.

1x4 - Episode 4

September 26, 2000

Tae Seok is upset with Eun Seo going on a blind date for money and takes her to the beach where Jun Seo comes.

1x5 - Episode 5

October 2, 2000

Jun Seo feels sorry for Eun Seo growing up in harsh circumstances. Tae Seok's confession bothers him.

1x6 - Episode 6

October 3, 2000

Yu Mi notices that the feelings between Eun Seo and Jun Seo are more than brother and sister.

1x7 - Episode 7

October 9, 2000

Jun Seo and Eun Seo decide to stay as brother and sister, but Tae Seok sees her crying in Jun Seo's arms.

1x8 - Episode 8

October 10, 2000

Jun Seo and Eun Seo go on a trip for just two of them, and Sin Ae exposes their relationship to their parents.

1x9 - Episode 9

October 16, 2000

Jun Seo announces to his family that he will marry Eun Seo, but everyone is against his decision.

1x10 - Episode 10

October 17, 2000

Jun Seo feels guilty for Yu Mi's breakdown and changes his mind to stay with her, leaving Eun Seo.

1x11 - Episode 11

October 23, 2000

Eun Seo lies to Jun Seo that she sees Tae Seok again. Tae Seok knows about it and pretends to be a couple.

1x12 - Episode 12

October 24, 2000

Eun Seo learns she has leukemia and Tae-Seok begs her asking for a chance to cure her disease.

1x13 - Episode 13

October 30, 2000

Jun Seo finds out Eun Seo has leukemia, and Eun Seo heads to the hospital with Tae Seok for her treatment.

1x14 - Episode 14

October 31, 2000

Eun Seo tells Jun Seo to love each other forever, only in their hearts. Soon after she goes into a coma.

1x15 - Episode 15

November 6, 2000

Eun Seo regains consciousness when Jun Seo comes, and they decide to spend the rest of their time.

1x16 - Episode 16

November 7, 2000

Yu Mi decides to study abroad, and Tae Seok leaves Jun Seo and Eun Seo together. Eun Seo dies on Jun Seo.

1x17 - Episode 17

November 14, 2000