Black Moonlight Bound by Contract

The spoiled and willful heiress, Yin En, unexpectedly becomes bound to a guardian system. Knowing she will die at the hands of Gu Ye, an illegitimate son, she is forced to save him. However, Gu Ye, who feigns innocence, is actually a ruthless villain. Initially, Yin En only intends to complete her mission by taming Gu Ye, but unexpectedly, she receives the favoritism she has always craved.