2. Jekyll and Choo sung hoon (Shin Sung-rok)

Joined by Shin Sung-rok from the hit musical "Jekyll & Hyde," Sung-hoon dives into lively chat and enacts a key scene that tests his acting chops.

3. Macho man's makeover (Yoon Eun-Hye)

Our Baby V.O.X is debuting as a Baby Boxer! Old school idol Yoon Eun-hye transforms into a fighting allrounder that boasts both beauty and brawn.

4. The temperature of toughness (Jang Hyuk)

Jang Hyuk arrives in the frigid cold to camp! It's not so bad. With their burning hearts of passion, the men don’t feel the chill — or so they claim.

5. Episode 5

6. Episode 6

7. Episode 7

8. Episode 8

9. Episode 9

10. Episode 10

11. Episode 11

12. Episode 12

13. Episode 13

14. Episode 14

15. Episode 15

16. Episode 16

17. Episode 17

18. Episode 18