Red Leaves Fly with the Swallows

He was once a modern-day special forces soldier, but after an accident, he became an envoy sent by aliens to save the civilization of an ancient era. When he transmigrated through parallel timelines with a chip in hand, he thought his life would be smooth sailing from then on. Yet hardship was everywhere in the mortal world. Where could he find a true paradise? In the midst of his struggles, he encountered a princess and, by sheer coincidence, mastered an incredible martial art. Looking back, he saw how difficult it had all been. He roamed the martial world, ready to make his mark, but life was unpredictable. Misunderstandings arose time and again, and love kept drawing him in. How could it not break his heart? A true man must stand on his own, leaving no fame or achievement behind. The Great Way is simple, and the turning point lay along the road he had taken to get here. Only when all the splendor had faded did he understand life's true meaning: all that profound love was for you alone.