Maria Asakura, a voluptuous widow with enormous breasts, lives a comfortable life backed by her late husband's vast fortune. She skillfully manipulates Abe, the Asakura family's longtime butler, treating him with a domineering attitude as if he were a submissive slave. Driven by her desire for men, she becomes obsessed with hosts, spending extravagant amounts of money freely while seducing men with her lush, soft body—a lustful madam indulging in decadence. However, such a promiscuous lifestyle cannot last forever...