Yuan Xiu is a stand-in who was assigned to the Hou Mansion to fill the vacancy of the mistress and stabilize the situation in the inner courtyard. She thought she could only be manipulated by others, but unexpectedly activated the inheritance of interstellar medical skills. The bodyguard Yan Zhao next to her was a loyal dog who was devoted to her. The two teamed up to use interstellar medical skills to resolve the plots of house fighting and guard their own stable world in a special era.
