I Got a Happy Ending with the Heroine I Created

[Innocent, Kindhearted Novelist vs. Scheming, All-Rounder Little White Flower] [Dual Female Leads + Transmigrate into a Book + Modern Romance + HE] The first time Shen Xinglan saw her was in the living room at home. Fresh out of the hospital, she was a tiny, pale figure huddled alone on the sofa, surrounded by people confronting her. She looked all the more pitiful for it. Unable to bear seeing her like that, Shen Xinglan went over and took her hand. "Call me big sister, and I'll protect you from now on. How does that sound?" Years later, Shen Yugui returned from abroad and drew Shen Xinglan, who had missed her until she fell ill, into her arms. "Big sister, this time, how about you let me love you?" Who says girls can only compete against each other? I'll date a girl just to show you all.