Yuhuan Dong fell in love with the prince when he helped her when she was drowning, determined to become his wife, she began to polish her skills so she could be close to him. But during many years on the throne, the new emperor, Qilin rejected marriage proposals due to "important matters and obsession with work", but now he could no longer reject them, so he married Yuhuan. But what will her reaction be when she finds out that Qilin has been a woman disguised as a man all this time?!