Cho Hana / Nana

A girl who questions her life after what happened to her, the girl who choose to left what she has built and start a new life in a country where she is a no one

Cho Kyuhyun

Hana’s older brother, who only wants her sister to be happy, One of the most successful lawyer in South Korea

Oh Sehun

The life changer and also the one who changed, Suho’s half brother, A young Businessman

Kim Joomyeon/ Suho

A businessman and a brother of Sehun

Choi Minho

A young architect who dreamt of having a wonderful family 

Shim Changmin 

Psychologist and a brother of chos from another parents 

Lee Jonghyun

A successful cardiologist in South Korea

Kim Sunggyu

A successful surgeon