The Penthouse | Episode 4
Director: Kim Soon-ok
Cast: Ahn Yeon-hong, Bong Tae-gyu, Choi Ye-bin, Eugene, Ha Do-kwon, Han Ji-hyun, Jin Ji-hee, Kim Do-Hyun, Kim Dong-Kyu, Kim Hyun-soo, Kim So-yeon, Kim Young-dae, Lee Ji-ah, Lee Tae-vin, On Ju-wan, Park Eun-seok, Park Ho-san, Shin Eun-kyung, Uhm Ki-joon, Yoon Jong-hoon, Yoon Joo-hee
Description: : Due to Seol A’s death, Ro Na, the first on the waiting list of Cheong Ah Arts High automatically gets accepted. Unlike Ro Na’s jovial heart, Yoon Hee is confused and nonplussed at the news. She can’t remember what happened the day she went to Hera Palace.