Se-joo is unable to write anything while he’s in his slump. He almost gets himself killed in an accident. At the detrimental moment, Seol comes to help. She takes Se-joo to her father’s cabin. Se-joo keeps an eye out for any kind of danger and coincidentally saves Seol from harm. Se-joo keeps on having weird dreams and Seol always appears in them.
Yoo Ah-in
Han Se-joo / Seo Hwi-young
Lim Soo-jung
Jeon Seol / Ryu Soo-hyeon
Go Kyung-pyo
Yoo Ji-no / Shin Yool
Kwak Si-yang
Baek Tae-min / Heo Young-min
Jo Woo-jin
Gal Ji-seok
Oh Na-ra
Secretary Kang
Yang Jin-sung
Ma Bang-jin
Jeon Su-kyung
Wang Bang-wool
Kang Hong-suk
Won Dae-han
Ji Dae-han
Won Man-hae
Cheon Ho-jin
Baek Do-ha
Jo Kyung-sook
Hong So-hee
Seo Hye-jin
Ribera
Shim Min
Mi-young
Kim Seong-hoon
Lee Jeong-bong
Park Sun-im
Hanna Kim
Choi Seo-yeon
Seol's colleague
Cha Gun-woo
Yool's butler
Jeong Yeon-joo
Bang-jin's colleague
Kim Hyun-sook
Dr. Soo
Cha Soon-hyeong
Japanese police
Jo Yeong-hoon
Veterinary surgeon