Koushaku to Soen no Tsuma

19th Century, United Kingdom. After an assassination attempt on the Prince Regent, a vassel, Duke Gabriel, carries out a secret investigation. Meanwhile, Gabriel's wife Olivia is distressed, wondering whether her husband will show up for their son's celebration. They had spent a beautiful, loving year of marriage together when her husband decided to cheat on her the day she gave birth to their son. They haven't shared a bed since, but now, her mother-in-law wants her to have another son for the sake of the family. With zero hope of their love being reignited, now she has to share a bed with him again... (Source: Renta!)