The initial episodes establish the chaotic "life swap" and the mystery behind both women:
Yeon-ju realizes she has unexpected combat skills and a deep knowledge of the law when she is arrested on suspicion of drug use. Meanwhile, other prosecutors begin searching for the "missing" Yeon-ju. Key Cast and Characters Character(s) Lee Hanee Jo Yeon-ju / Kang Mi-na A tough prosecutor / A mistreated chaebol heiress. Lee Sang-yoon Han Seung-wook A third-generation chaebol looking for his first love. Jin Seo-yeon Han Seong-hye
Yeon-ju’s true personality starts to leak through her amnesia. She causes a scene at a family remembrance service, leading the Han family to try to impede her inheritance.