A naive and shy housewife, who's secretly a slut, gets a taste of the action at an older couple's home after meeting them on a swapping site. Initially shocked, her jealousy turns into excitement when she sees her husband kissing the other wife. Before she knows it, she's got the older husband's erect cock deep inside her throat. In the shower, she gets intimate with him, then back in the bedroom, she climaxes from the vibrator and finger fucking, unable to contain herself even before penetration. She sucks on her own husband's cock while the other husband relentlessly pounds her from behind, leaving her completely spent.