It's finally time for Justin's delinquent class to take their finals, which will get them back in to Wiz Tech and Justin back into the Wizard Competition. But when they fail, Justin blames Alex; Alex knows they knew their stuff and that she didn't cause them to fail. She investigates and finds the real reason, as well as the owner of the most powerful wand in Wizard history. Meanwhile, Teresa and Jerry find that they saved nothing of Max's childhood and seek help from Harper to recreate it. (thetvdb.com)