It was early in the day still, but Derek's body still responded to Isaac's assertiveness, his cock twitching as the boy settled into his lap, all warm and pliant and eager.
He was surprised, but...pleased, to see Isaac giving voice to his thoughts, and acting on his wants without being prodded, and he couldn't help but smile. "So, it's something you want?" he asked, his hand sliding over Isaac's hip. "With me? What about others? Like...Miss Martin?"