The last thing a powerful attorney like Jin Doha wants to do on the weekends is fill in for his sister as a housekeeper. It doesn't help that his client, Yi Wonyi, always finishes the chores for him. Wonyi, on the other hand, is just trying to live her best life as far away from her messy family as possible. At the law firm where she works, she's known for being cold and distant, but somehow Doha never sees that side of her. Could her rare show of openness have to do with her feelings for him?