I'm Sorry, Honey. I'm Making a Baby with Your Father... - The Father-in-Law Who Fell for His Daughter-in-Law's Unconscious Seduction and Became Addicted to Creampie Sex - Sumire Kuramoto
Two years into her marriage, Sumire Kuramoto feels lonely despite having no major issues with her husband, who remains emotionally distant and indifferent. Desiring to rekindle his affection, she confides in her father-in-law, Kazuo. However, no matter how much she tries to seduce her husband, he remains unresponsive—while Kazuo gradually finds himself drawn to her. Unable to suppress his growing desire, Kazuo begins secretly comforting Sumire behind his son's back. Before long, Sumire forgets about her husband entirely and starts craving the creampie from her father-in-law.