C28 Little Secret (3)

"Mmmm," Tara's brother groaned, stroking his c*ck to his big sister's picture. Tara's mouth fell open -- William thought that way about her!? Thankfully her voice froze along with the rest of her, so William kept stroking his hardening c*ck and staring at Tara's picture. "I'd be so much better to you, sis..." he murmured, his precum shimmering and dripping down his knuckles