I Became the Duke's Disguised Wife

Rowan, a skilled knight who rose to the rank of Vice Commander of the Imperial Knights while disguised as a man, receives a special mission from the Commander, who knows her secret. "I need to get married. Ah, a temporary sham marriage, of course." "Haa, it's hard enough being a knight with this face, do you think anyone will believe I'm a groom?" "What are you talking about? A bride, of course." Enticed by the sweet promise of being the first female knight if she completes the mission successfully, she finally accepts the offer, and meets her collaborator, Grand Duke Cael Valerian… "Is there a potion that turns a man into a woman?" Turns out, he was the man who saved Rowan from dyin...