King: Eternal monarch. Through me

The worlds of Lee Gon, the ruler of the Korean Empire, and Jung Taele, the lieutenant of the police of the Republic of Korea, closely intertwined with each other. That"s just what lovers do, they are all up to part. Traveling in time, they will gradually recognize the terrible truth: only one can exist of two doubles, otherwise chaos will begin and the whole world can be destroyed ... Now the task is not only to protect each other, but also to prevent the end of the world. Meanwhile, their mysterious enemy hides in the shade, preparing to deliver a crushing blow.
Can Jung Tael and Gon survive in an unequal match with fate and time itself? Will the cherished happiness gain?
Now, when almost all the secrets of the past are disclosed, there was only one secret left - who was the stranger who saved whether Gona in childhood. That"s just the answer to this question can destroy everything