Two young Mormon missionaries, fresh from their mission, find themselves in a compromising situation when they're propositioned by an eager, older sister. With their religious beliefs tested, they succumb to her advances, engaging in a heated, taboo threesome. The sisters take turns sucking their innocent cocks, their tight missionary holes aching for penetration. The room fills with moans as they fuck and suck, their religious upbringing fading into the background. The encounter reaches its climax with a messy cumshot, the missionaries' innocence lost in a sea of taboo lust.