Brothers Four(1981)

Brothers Four follows four Lin brothers navigating love, ambition, and rivalry in contemporary urban life. Shangfu, a car salesman dodging layoffs, begins dating TV star Xia Chuqiao, only to create tension when his brother Shanghua—a lounge singer—falls for the same woman's associate, Sun Yide. Caught between attraction and loyalty, the brothers must untangle their romantic entanglements while fending off schemes from a ruthless talent agent, Lei Litao. As personal desires clash with family bonds, the Lin brothers discover that success and happiness require more than just individual ambition. The series blends romance, comedy, and drama as the brothers learn to support one another through betrayal, jealousy, and unexpected turns of fortune.