The novels about the rebirth of the supporting actress to the female protagonist usually involved a character who changed her past fate after being reborn, thus leaving the identity of the supporting actress in the plot to become the female protagonist. This kind of plot would often attract the reader's interest and bring about a twist and climax to the story. The following are some of the common plots in novels where the reborn female supporting character becomes the female lead: 1. The female supporting role becomes the female lead after being reborn: This kind of plot often appears at the beginning of the novel and is introduced into the story through the rebirth of the character. After rebirth, the character may discover that she has a unique ability or experience to change her past fate and become a female lead. 2. The female supporting role becomes a substitute after rebirth: This kind of plot appears in the progress of the novel. After rebirth, the character discovers that the original character has been hurt in the past and decides to be reborn and become a better character to replace the original character. 3. The counter-attack of the female supporting role after rebirth: This kind of plot appeared at the end of the novel. The character finally became the female lead through the hard work and struggle after rebirth. This kind of plot often had a certain inspirational color to attract the interest of the readers. The plot of a reborn female supporting character turning into a female lead was a common one in online novels that could attract the interest of readers and bring about a turning point and climax to the story. Different authors may have different ideas and plot designs, so readers can choose to read according to their own preferences.