1. Episode 1

Young CEO Joo Won mistakes stunt double Ra Im for leading actress Jae Rin, thereby meeting a girl who'll stand up to him for the first time.

2. Episode 2

Joo Won finds his thoughts returning to Ra Im and must see her again, but she finds him only irritating, infuriating and embarrassing.

3. Episode 3

With his identity revealed to the filmmakers, Joo Won expects Ra Im to kowtow to him as others do, not to want nothing more to do with him.

4. Episode 4

Ra Im finds herself the 3rd-place winner in Joo Won's department store contest - surprising since she never entered it.

5. Episode 5

Joo Won and Ra Im stumble upon medicinal wines with a very unusual property.

6. Episode 6

Gil Ra Im an Kim Joo Won awaken to find themselves in each other's body.

7. Episode 7

To keep their identity-switch secret, Ra Im and Joo Won begin living in each other's world.

8. Episode 8

Joo Won, Ra Im, Oska and Yeun-Sul all play a loose social game of pushing each others' buttons via fake ovations of romantic interest and flirtation.

9. Episode 9

Having switched back to their own bodies, Joo Won and Ra Im start disentangling the mess they've made of each other's lives.

10. Episode 10

Still obsessed with Ra Im, Joo Won enacts a plan to tire himself of her by saturating all his free time with her presence.

11. Episode 11

Conspiracies form to remove Joo Won as company president and lead him into a loveless marriage.

12. Episode 12

Boon Hong decides to announce her son's forthcoming wedding, which Joo Won recognizes as part of Yeun-Sul's vindictiveness against Oska.

13. Episode 13

A box of Joo Won's underwear found in Ra Im's apartment seemingly confirms Boon Hong's worse fears.

14. Episode 14

Ra Im and Joo Won finds themselves switched again.

15. Episode 15

With their bodies switched, Joo Won agrees to attend Ra Im's audition date for 'Dark Blood' - but with one stipulation.

16. Episode 16

Surviving his nearly fatal attack, Joo Won sets about to salvage Ra Im's audition and ferret out those responsible for stalling his elevator.

17. Episode 17

A serious accident leads Joo Won toward making a supreme sacrifice.

18. Episode 18

As Oska mourns the loss of his cousin, Gil Ik Seon lifts the enchantment, but it leaves Joo Won condemned to repeat his recent past.

19. Episode 19

With Joo Won's adult memories locked away in his subconscious, Boon-Hong makes another bold stab to permanently crowbar Ra Im out of her son's life.

20. Episode 20

Boon-Hong admits defeat in keeping Joo-Won and Ra-Im apart but proves to be an imperviously resolute sore loser.