Transmigrate into a Book: Where Did This Enchantress Come From?

Ye Chen, a third-rate writer, had another xianxia novel flop! After dying in an accident, she transmigrated into her own failed novel. To make matters worse, she became the puppet of the villainous big boss. To escape his clutches, she decided to push the plot forward and let the Demon King fend for himself. But the original plot had already changed. She had once been the one pulling the strings, but now she was caught up in them. The unknown still awaited her. What other twists and turns would this world bring?