You are Harry Potter stepping into Snape's potions class. UPDATED! NEW Dumbledore fights Snape over his love interest Mcgonagall in a duel to the finish resulting in an unexpected end, a very delighted Snape and a VERY GREEN Umbridge!

A new disease called SARS has invaded the wizarding world through the muggles and is spreading like wild fire. No one has the cure, not even the wizards and Hogwarts is in chaos. Soon, Harry and Ron are on the trail of a devious & diabolical plot...