Koukyuu no Futari Hime

Though Ye Ling Xiang, the present head of the house, comes from a noble family with a venerable history, she lives modestly as her family has come to poor times. She spends her days with her elderly servant and his granddaughter, You Xing until one day she receives a message that she is to enter the imperial harem. As the head of the Ye family, she must remain unmarried if she is to be a priestess. Heeding those words, she recognizes that she must protect her chastity, however...? Bai Long Xiang, the young emperor of Liu Lian, sneaks into the imperial harem with a certain intention and plan. What are the fates of the two princesses who must suddenly live in the imperial palace?