This incident caused a massive uproar, and Lord Voldemort was already reflecting on whether he had caused some very undesirable effects and consequences.
Both the Headmaster and Dumbledore had found out about the matter because Severus had used a forbidden potion strictly outlawed in the Wizarding World, and in the confined space of the Slytherin common room at that. If anything had gone wrong, all those children would have died in their sleep.
Even those who woke up were currently lying in the Hospital Wing, weak all over. Draco had been the lucky one to get a bottle of the antidote from his godfather, though Lucius had cursed him out thoroughly right in front of Lord Voldemort.
Chapter 121