            On the four-minute mark, her luck ran out. Hermione pulled and pulled at the tether, but to no avail—the mouse was gone. After ten minutes trying in vain to yank the chain from the Veil, she finally blew out an exasperated sigh and severed the tether. Just like Ritual of Retinacula described, the unbinding was a simple counter-incantation, the golden links dissolving into the air.