After Passing Through the Book, I Became My Cousin's Favorite Concubine

The gold medal novel writer accidentally traveled into his own novel. But what? She actually didn't travel through time to become the protagonist, but instead became a cannon fodder female supporting role? It doesn't matter, here she can still live as the protagonist on her own! She engaged in house fights, wrote picture books, and made several princes and princes fall in love with her. Let's see how she lives a wonderful life! Purpose: Live a prosperous life in your own novel