When her mother wanted to approach, Barty kept her at bay. She glared, "I will do worse things than bite your hand if you touch me again." She growled when Voldemort pierced Hermione's hand, letting three drops of blood fall into the lid of the pocket-watch before healing the cut with an absent-minded gesture. Squeezing her father, Ron stepped up to them, offering his own hand. Harry was last. Tom started to hiss, and the blood began to boil, seeping into the device. Once the last trace of red was gone, the watch snapped shut.