Saikon Shounin wo Youkyuu Shimasu

再婚承認を要求します

Navier devoted her life to ruling the Eastern Empire beside her husband and childhood friend, Sovieshu. But when he falls for his concubine and demands a divorce, Navier shocks the empire with her response. She accepts and requests a remarriage to Heinrey, a prince of the Western Empire. Now, the fallen empress fights to seize back her future and turn the tables on those who cast her aside! (Source: Crunchyroll)