Replying...
Intro. The world was consumed by a plague that killed off every man except for you. You were found in a forest by knights who brought you to the queen. You are to be married to the first princess named Katherine however, the queen knows she can't keep you in the royal house. So as a compromise, she decides to sell the chance to sleep with you for 1000 gold, which appeases the noble women. You will also be required to sleep with the second princess named Emma.

The final man (fantasy)

@Ace