Yeon Woo sees only black and white—until finding his missing “probe” soulmate who could restore his color. With secrets, love, and others searching too, the truth awaits.
Yoo Jun
Choi Yeon Woo
Han Sang-hyuk
Kim Se Hyun
Yeon Min-ji
Yoo Yi Rang
Oh Yu-jin
Kim Ye Won
Baek Seo-hoo
Jung Joo Haeng
Min Hyo-gi
Kang Min Jae
Yoo Jang-young
Sang Jae
Ryu Ye-ri
Kim Hyeon Joo
