: The protagonist often uses knowledge of the future (if it’s a reincarnation story) to win over the father-in-law, making her his "favorite" while the husband remains oblivious or jealous.
: A popular sub-genre where the husband's family becomes obsessed with the protagonist, often to a humorous or protective degree. Popular Related Works My Father-in-law Hates Me To Death, But His Fav...
While there is no single established literary "paper" with that exact title, the phrase closely mirrors common tropes in and manhwa (Korean comics), particularly those in the "Otome Isekai" or "Contract Marriage" genres. These stories often feature a female protagonist who is loathed by her in-laws—most notably a cold father-in-law—but is secretly or eventually his favorite due to her hidden talents or a sudden change in her behavior. : The protagonist often uses knowledge of the
: Usually a Duke or high-ranking noble who initialy views the protagonist as a burden or an interloper. These stories often feature a female protagonist who
If the title you provided is a rough memory of a series, it likely refers to one of these: