I Just Wanted to Keep a Low Profile and Enjoy Retirement, So How Did I Become Empress?

A transmigration story set in an alternate world. The heroine is fierce and independent, and refuses to rely on men. She holds tight to what she has, starting out focused on mere survival and eventually becoming the male lead’s one and only empress. The male lead is patient, calculating, cold-faced, and deeply scheming. Together, they overturn the dynasty and seize the throne!