The alien captain Elos (male protagonist) accidentally crashed into the Qin Dynasty and met and fell in love with Ying Mingyue (female protagonist), the young daughter of Qin Shihuang who was imprisoned. Against the backdrop of the powerful Qin Empire, he faced cultural conflicts, political conspiracies, and imperial schemes, guarding a love that spans light years, and carefully using future technology to try to change the fate of himself and his loved ones.
