Watashi, Tsugou no Ii Onna de Ii Desu.

Hana, the main character, is good at housework, but because she is too devoted to her husband, her boyfriends have cheated on her and dumped her. One day, a drunk Hana is taken home by her handsome boss, Asami, but Asami has four younger siblings, the oldest of whom is 20 years old...