Transmigrated: My Ugly Empress Won't Get Away

Her peaceful night was shattered when her boyfriend and best friend betrayed her, leaving her to drown. Unwilling to accept her fate, Yun Yao unexpectedly transmigrates into the body of a powerful figure with several secret identities! But the System orders Yun Yao to help the Third Prince ascend the throne. He, however, is focused on investigating his mother's death and has been stripped of his position as crown prince. Yun Yao thinks that helping him gain military power will make everything fall into place, but the man unexpectedly falls for her. He has no interest in fighting for the throne; all he wants is the beauty at his side!