Lin Yi is a modern-day white-collar worker who unexpectedly transmigrates to ancient times. There, he meets the heroine, Li Wan, and after spending a long time together, they marry.
Later, Lin Yi runs into his friend from modern life, Zhao Tianxiang, who has also transmigrated. The group sets about making money and building a livelihood in the ancient world. After rising from nobodies to become the richest people in the region, they find themselves under the rule of a tyrannical emperor who oppresses the people. Lin Yi and his companions raise an army in revolt. Despite facing countless hardships, they eventually overthrow the tyrant, and Lin Yi becomes emperor.
It's pretty good, I'm following it