The Cold Emperor's Only Favorite: the Defiantly Arrogant Little Mad Queen

Bai Qiran woke up from sleep and found that she had inexplicably traveled through time in her new book... It was okay to travel through time. She traveled through time to become the heroine for Mao Renjia. No matter how bad she was, she was also a supporting actress, but she traveled through time and became a cannon fodder who gets a box lunch as soon as she appears? She also accepted the cannon fodder, saved her life, was her little transparent, looked down on everything from God's perspective, and just waited for the finale to go back, but unexpectedly things developed in an uncontrollable direction...