Isolated in their home, a curious brother and sister find themselves drawn to each other's unspoken desires. "Amateur" in every sense, they tentatively explore their bodies and fantasies together, with innocent touches leading to heated arguments and eventual surrender. Naked and exposed, they masturbate openly, their eyes locked on each other's intimate parts. As lust takes over, they're interrupted just before crossing the final taboo line, leaving them breathless and yearning for more.