A modern young man unexpectedly travels back to ancient times and becomes Xu Shuheng, the young master of the Xu family. Armed with memories of his previous life and exceptional strategic intelligence, he protects his family's safety and investigates old grudges while commanding the depths of the Xu family compound and secretly laying ambushes using the terrain to his advantage. He pretends to lie low, endure insults, and appear weak, misleading hostile forces as he waits for them to walk into his trap. When the moment arrives, he strikes suddenly, breaks through the deadlock with strategies ahead of his time, and counterattacks. Step by step, he navigates political intrigue, eliminates corrupt schemers and threats, and upholds his family's honor in a different world.