Yun Lin, a young man, transmigrates to a small village in the Great Zhou Dynasty. On his 20th birthday, he obtains a golden finger that allows him to simulate his future. By consuming merit, he can simulate countless scenarios. Through numerous simulations, he avoids pitfalls and prepares for his future in the martial arts world. He discovers hidden dangers, learns powerful skills, and rises to prominence, ultimately becoming a respected figure in the Great Zhou Dynasty.