Cui Tiejun, Xu Guozhu, and Pan Jianghai, known as the Trident of the city police come together to fight crime.

Due to negative feedback to a public service announcement on suicide prevention that she created, psychologist He Dun experiences a blow to her career. To cheer up, she meets her best friend at a restaurant where she runs into Qian Kai Yi. He is now hosting a radio program dealing with emotional issues. At his insistence, He Dun agrees to be his collaborator and co-host. As the show gains listenership He Dun's counseling clinic becomes equally busy.

Tang Jiayu, a cardiac surgeon who has practiced abroad for many years, is invited by Vice President Liu Feng to return to China and lead the Heart Center at Beijing Anhe Jisheng Hospital. Along the way, Tang Jiayu finds personal growth and happiness in her career.