Over ten years into their marriage, the husband suffers from ED and can no longer satisfy his wife. Burdened by endless housework and with time on her hands, the wife lives in constant emotional darkness. One day, her husband suddenly suggests hiring a maid, and the woman sent from the agency turns out to be a lesbian. Though surprised and intrigued, the wife fails to grasp her husband's true intentions. As her relationship with the maid deepens, she unknowingly falls into the trap he has carefully set.