[Reborn!] The Way of the Holy Wife

The useless leader she once looked down on somehow became an elite, while she, the self-important young lady of the [redacted] family, ended up an old maid. Was she destined to spend the rest of her life amusing herself alone? On her thirty-ninth birthday, the lonely old maid returned to the age of fifteen. This time, she was determined to become an outstanding wife for the Tenth Generation Boss!