Series Summary: After mistakenly flooing himself to Snape's home the summer after Sirius' death, Harry realizes that his potions master can take matters into his own hands, literally. Then, after spending a summer with Snape, Harry begins his sixth year at Hogwarts. But Snape is keeping an eye and a firm hand on him, and a new teacher, split loyalties and a looming fight with the Dark Lord await Harry.