Renai Shoshinsha desu ga Furin Kougou ni Tensei Shimashita

The notorious Empress Belita, famed for her myriad romantic entanglements! Just when Belita is on the verge of being killed by her tyrant husband while attempting to elope with a prince from a neighboring kingdom, "I" becomes Belita. "I"-now Belita-narrowly escapes death and vows to cease her unfaithful behavior to dispel the emperor's suspicions. Amidst a palace rife with numerous paramours, a distrustful emperor, and the looming specter of war, can Belita survive? (Source: POCKETCOMICS) Note: First released in English, with the initial eligible release in Japanese followed by Korean, making it a manga by our standards.