"Class is in session, Tommy." She waved her wand diagonally, and thick manacles clasped around his ankles and wrist. She waved her wand downwards then upwards. Chains burst out from the manacles. His ankles were firmly secured to the floor. His arms raised above his head as she impaled the chains through the ceiling. With a lazy flick, she released her initial magical binding, allowing Tommy to thoroughly test the strength of the chain. 