Getting Love: Become The Main Lead

Carla, the girl, created by Carren Laurentia as a side character in the novel she is working on 'The Liar Of Love', it's just that in the course of making the novel, various irregularities occur. "Come on, how can you make me only last two chapters and end up dead?" Carren and Carla can communicate! "You should make me have a partner so I can feel in love like you." What is the ending story of the new novel that Carren is working on? Did Carla's storyline change not according to Carren's original plan?