Momoiro Shinkon Seikatsu - Danna-sama kara wa Nigerarenai

A newlywed life with an older childhood friend of a great aristocrat. Indescribable love is taught through kisses and caresses.. ``As your husband, I will properly teach you about the relationship between men and women.'' The newlywed life of the prince and his daughter has begun! Anastasia, the daughter of a marquis of the Lesnian Empire, is married to a childhood friend, the duke, who is 9 years her senior. -Married Sergey. Anastasia wonders if she is suitable as his wife, as he is a great aristocrat that everyone admires. ``I'm the happiest person in the world when you're my wife.'' Sergei's sweet kisses and caresses continue during their ``couple life'' that has continued since the first night. Anastasia's love for him grows and she wants to be a good wife to Sergei. However, suspicions about him cheating arise..!?