A married couple suddenly finds themselves living entirely different lives after their fates magically change through an unexpected incident.
Cha Joo-hyuk works at a bank and has been married to Seo Woo-jin for five years. When a strange incident happens one day, Joo-hyuk makes a decision that impacts his life and those around him in unexpected ways. Suddenly, the life he had with Woo-jin and his best friend, Yoon Joong-hoo are gone and he is leading a very different life.
How will his first love, Lee Hye-won, factor into his new life? And will it be possible to get his old life back?
An ordinary bank employee that becomes unhappy with his life because of his family's financial struggle and constant pressure by both his wife at home and his direct superior at office.
A married woman who tries her best to balance between career and family life. She has been married to Joo-hyuk for five years. During those years, she developed anger issues and easily gets agitated with her husband's simple mistakes.
Joo-hyuk's best friend who is also an ordinary bank employee with a handsome face. His life is changed completely along with Joo-hyuk due to an unexpected incident.
Cha Joo-hyuk's first love but due to an incident with Woo-jin, both of them became separated. She is a daughter of an influential businessman and also a cello player.
Son Jong-hak as Cha Bong-hee,[10] Branch manager of the bank where Joo-hyuk works at. He is kind toward the employees of the branch, especially to Joo-hyuk because of their same surname.
Park Won-sang as Byeon Sung-woo. Joo-hyuk's direct superior in the branch's loan department. Unlike Bong-hee, he consistently pressurizes his subordinates, especially Joo-hyuk.
Cha Hak-yeon as Kim Hwan,[11] New recruit at the branch and being assigned as Joo-hyuk's subordinate. He is seen slacking around and making mistakes, becomes a further burden to Joo-hyuk's office life.
Kim Soo-jin as Jang Man-ok The supervisor of transfer department of the branch.
Kim So-ra as Joo Hyang-sook.[12] Bank teller on the deposit team.
Gong Min-jeung as Choi Hye-jung. Bank teller on the deposit team.
Kang Hui as Jung Min-soo, a security guard who is mostly seen handling rude customers
The first script reading was held on May 9, 2018 at the conference room of Studio Dragon's main office at the 17th floor of DDMC Building in Sangam-dong, Seoul, South Korea.[16]
The blue numbers represent the lowest ratings and the red numbers represent the highest ratings.
This drama aired on a cable channel/pay TV which normally has a relatively smaller audience compared to free-to-air TV/public broadcasters (KBS, SBS, MBC and EBS).