Storyline:

Shi Xiao Fan, a modern engineer, transmigrates into a fictional dynasty as Shi Fei Fan, a notorious playboy, and secretly uses his advanced knowledge to protect his family, build power, and reshape the empire. While pretending to be irresponsible, he quietly amasses wealth, outsmarts political enemies, and rises from “good-for-nothing” to a hidden military force pivotal to the kingdom’s survival.