The Female — Knight With A Lewd Mark On Her Stomach

The constant threat of exposure keeps readers engaged. If her superiors or subordinates discover the mark, she faces excommunication or execution.

The mark could be a physical manifestation of a contract made with a powerful entity (e.g., a demon, a fey, or a spirit). The "lewd" aesthetic often implies a transfer of intense energy or a subtle corruption of the knight’s pure soul. The Female Knight With A Lewd Mark On Her Stomach