Dumbledore needs to say that Hogwarts has run out of water, and make the houses cooperate to get a new water supply.
Slytherin would defect and free-ride, alas, tiding itself over with _Aguamenti_s.
Dumbledore needs to say that Hogwarts has run out of water, and make the houses cooperate to get a new water supply.
Slytherin would defect and free-ride, alas, tiding itself over with _Aguamenti_s.