12 IMAGES IN THE FULL GALLERY. ACCESS INSTRUCTIONS HERE
“Alright… seriously, last time I’m asking,” the girl says, trying to wriggle free the limbs that are already secured. “Are you sure this is just for stretching?”
“Mhm,” the other replies calmly, fastening the last strap around her friend’s wrist. “It stretches, aligns your back, loosens up your joints… an absolute wonder.”
“And you don’t think this is a bit excessive?”
“Not at all,” she smiles, tightening the tension on the chains. “Everything has to be nice and secure, no chance of slipping out…”
“I’m not sure I like the way you say that…”
“Oh, but you will,” she swings herself astride her friend’s hips and leans in close, a playful look in her eyes. “Because besides everything I’ve told you…”
“Hey, hey! What are you—?”
“…it’s also perfect for getting your heart rate up,” she whispers, bringing her fingers closer to her friend’s defenseless armpits with a faint hint of mischief. “How about a guided cardio session?”