Fake Daughter, Stand-In and Vicious Supporting Actress

My best friend and I traveled through time in the world of novels. One of them became a fake daughter, the other became a stand-in for the CEO, and I became a vicious female supporting character. In order to go home, we could only work hard to follow the plot and live a miserable life as a worker... However, things don't seem to be that simple. The plot clearly deviates, but the system does not impose any punishment. It turns out that this is not the world of the novel. The three girls gradually explore the truth, find a way to go home, and gradually awaken their supernatural powers... On the road to rescue, the three gradually grew up, helped each other, and went home together. However, Sanyi's memory gradually became confused. Is it the influence of this world or...