Somewhere between gasping breaths, sweet pain and an impending hum in his veins, Avery wraps his hand around Scorpius" cock and presses his fingers firmly into the pulsing flesh. He doesn't have to move them; Albus, thrusting from behind, provides the friction all by himself. Between his half-closed lids, he sees Avery bite his lower lip, taking a deep breath before coming closer and leaning over Scorpius's cheek.