Kim Soo-young, who was a job seeker, had a landlord who was sensitive to sound.
In order to protect her perfect honey part-time job, she takes on the job of housekeeper in place of her injured aunt.
However, trouble continues to arise between Soo-young, who says whatever she wants to say, and the sensitive landlord.
But... an unexpected romance blooms between them, and they learn each other's secrets...