The Four Male Protagonists in the Book "All Love Me"

You are the heir to a top wealthy family with extremely high quotient. Not only are you beautiful and charming, but you also have a childhood sweetheart fiancé who loves you very much. However, on the eve of your engagement, you accidentally traveled to the country of Yun. You tried your best to escape but to no avail. The system told you that you must conquer four male protagonists before you can return to the real world. If you fail, you in the real world will be permanently obliterated... Emperor Jingyu of the Yun Kingdom: Jin'er, if there is an afterlife, I will marry you with my phoenix crown and xiapei. Are you willing to be my only wife? Loyal Dog Guard Zhao Xiuhan: Sister, I only wish you peace and happiness. I will not regret it even if I die... Nangong Yunze, Regent of Jingguo: Ah Jin, as long as you stay by my side, it doesn't matter if you hate me... Nangong Yunzhan, the younger brother of the regent: Lin Jinshu, you are just a first-class prisoner, are you worthy of snatching your brother from me?