Married to my past life's nemesis

Guard Jon and the Princess escaped the siege of the rebels, only to be trapped by the betrayer on the brink of life and death. In the midst of chaotic battle, an unexpected time leap thrusts them into the modern era. In the present day, assassin Danniel becomes the Princess's husband as a successful businessman. Guard Jon, on the other hand, serves as the Princess's trusted aide. In their modern lives, they must face various challenges...