Jang Jung-do

Kwon Do-hun is an expert sniper and a secret agent working for the National Intelligence Service. To conceal his true identity, he lives a double life as a regular trading company employee, keeping even his wife Kang Yu-ra in the dark. Though he is occupied with his work, Do-hun cherishes his wife deeply. Meanwhile, Yu-ra, a dedicated homemaker, harbors a secret. Their tranquil existence is thrown into turmoil when Jo Tae-gu emerges, posing a threat to their carefully crafted façade.

Han Jung-Eun has been married to Lee Woo-Cheol for 14 years and they have a daughter. Lee Woo-Cheol works as a PD at a radio station. Han Jung-Eun is busy taking care of their family and also working, so her mother Choi Soon-Ok comes to Seoul to help her. Suddenly, the family has a tragedy. Han Jung-Eun and her mother Choi Soon-Ok must face the truth from that day.

The tale of Shim Eun Joo, a self-employed woman who is trying to redefine her life after winning a big project as an editorial designer and subsequently struggling on her own.