Kinto Reijou Kuura-sama: Akuyaku Reijou ni Koisuru Hima Nashi!

A completely ordinary woman is reincarnated into the world of an otome game. Yet, her true identity is that of a macho girl who is physically and mentally fit because of her muscle training! Can the villainess Lady Kuura, who is destined for ruin, use her muscle power alone to smash her doom flags? And what of her relationships with the noble ladies and handsome capture targets surrounding her?

(Source: GOT, translated)