In the throes of lust, the teens forget caution, their moans echoing through the house. Mom's footsteps approach again, this time she pauses, knocks on the door. "What are you two doing in there?" she asks suspiciously. They scramble to dress, hearts racing. "Nothing, mom!" they chorus, eyes wide, faces flushed. Mom leaves, unconvinced, as they slump against each other, relief and adrenaline coursing through their veins.