A man working for a lingerie company struggles to produce results in a female-dominated workplace, giving his boss Mai endless opportunities to insult him as a pathetic loser. During a business trip, the two are assigned the same room, and she keeps humiliating him there. Determined to put her in her place, he shoves his cock into her—only to discover that the arrogant boss cums almost instantly. He keeps pounding her, forcing her into one convulsing orgasm after another until she finally learns who the real loser is.