After Both My Child and I Died, the Target of the Attack Went Crazy with Regrets.

The day the prince revealed in public that I was a daughter, I went from being the prince and tutor to the lowest official prostitute. The system judged that my strategy was a complete failure. But it's because my stepsister hates me to the core. Fortunately, the system promised that as long as I could give birth to any male protagonist's child, I would be exempted from the penalty of being wiped out, so I let it go, deliberately seduced, and finally got pregnant on the deadline.