Hired to work in the impoverished household of a father and son, housekeeper Tsukasa appears serious and mature, yet harbors a secret sexual obsession she can't reveal to anyone. She is addicted to sucking, indulging in perverted pleasures like sucking on sweaty, cum-stained men's briefs, driven by an insatiable craving for extreme sensations. Her daily routine includes depraved masturbation surrounded by men's underwear. Using her powerful oral skills, she revives the father's impotent cock, aggressively seducing him into rough sex. She takes the reclusive son's massive cock deep into her throat with vacuum-like blowjobs, a brutal manifestation of her relentless lust. This perverse tale of oral obsession brings an unnatural rebirth, transforming the fate of the entire household.