Queen Kirara is suddenly summoned to the elite society of mistresses and, in a rush, heads to the servant market to secure suitable underlings to keep by her side. There, she discovers two masochistic servants who have been left unsold and locked away in a cage. To prepare them for the high-stakes social scene, the queen begins meticulous training to increase their value. She carefully studies each servant's personality and traits, tailoring her discipline accordingly. Will they prove worthy as prized servants, earning her the right to take one home?