Kang Jae-hee's double life begins. She's Yoon Yi-jun's secretary by day and a detective by night. Yi-jun keeps testing her, but Jae-hee relentlessly keeps an eye on him and searches for the missing phone. She plans to infiltrate the room that's banned from entering, but Yi-jun doesn't let his guard down easily. Their relationship takes a strange turn through unexpected physical contact.
Casts:
Yim Si-wan, Seorina, Kim Jung-hyun, Yeon Woo, Ryu Seung-soo, Park Jun-myun, Jeong Han-seol, Kim Do-yoon, Jung Yoo-min, Kim In-kwon, Kim Ki-bang, Nam Hae-jun, Ahn Sang-woo, Choi Jin-ho, Hong Eun-hee, Park Ah-in, Cho Seung-yeon, Lee Young-jun, Jeon Yeong, So Yi-han