The male protagonist likes the female protagonist's younger sister, who is a kind of weak green tea flower, but the younger sister doesn't like the male protagonist's appearance as a poor college student. She is having an affair with the rich second generation while hanging on to the male protagonist. She likes the male protagonist's tallness and handsomeness, but dislikes his lack of money. The male protagonist silently protects his sister, but his sister marries into a wealthy family as soon as she graduates, and the man is heartbroken. The female protagonist has always liked the male protagonist since she was in college, but the male protagonist likes her sister, and she chooses to hide this love silently. When his sister marries a second-generation rich man, the hero gives up on himself and is unable to recover. When the heroine sees such a male protagonist, she accompanies him, gives him care and help, and helps him slowly come out of the haze. The male protagonist appreciates the female protagonist's efforts, but he still can't let go of the cruel female protagonist's sister. In order to get revenge on the heroine's sister, the hero chooses to marry the heroine. With the joint efforts of the two, the company is on the right track and successfully listed. At this time, the green tea little white flower girl saw that the male protagonist had become rich, and wanted to renew her relationship with him...