Junpaku no Kougou wa Mujihi na Koutei no Chouai Hairimasen!

Court drama and romance! Strong-willed women at each other's throats! This spurned empress is much wilder than she looks! Amanda is the empress of the Inmu Empire, but has never spent a night with her husband Cyrus, the emperor. Because she's such sickly, gentle, and reserved lady, she suffers constant harassment from Debra, the emperor's consort, and everyone around her pities her. But in actuality...all of this is a calculated ploy on Amanda's part. All she wants is to live a carefree life, and the emperor's affections would only get in the way of that! Her ideal lifestyle isn't safe for long, however... (Source: MangaPlaza)