She thought she was a bartender who didn't even know who her father was.
The truth is revealed——
She is the real daughter of the He family, the orphan of a benefactor of the Pei family, and a bloodline of the Gu family.
What she thought was the "wrong pillow" was the "reunion" he had been looking for for twenty years.
What she thought was "use" was his "obsession" that he had been protecting for three years.