Renhe Hospital nurse Zhang Shumei is forced to resign after being suspected of accidentally killing a patient. Zhang Shumei’s 4 year old daughter is abducted, and she herself dies in a car accident a couple of years later. 30 years later, Zhang Shumei’s son Zhuang Shu returns to the hospital as a surgeon who is intent on unraveling the secret behind his family’s misfortune.

The sweet romantic story between a handsome CEO and an ordinary office lady who got a job due to her very rare blood type which needed by her boss.

Arel, a "Classless" son of Fara and Leon, believes in perseverance despite lacking skills and jobs, despite being labeled as "Classless."