Batgirl (2009 Series) #15

The Lesson: Part 1. It's a new year and a new look for Batgirl as superstar artist Dustin Nguyen (DETECTIVE COMICS) joins the creative team! The unsinkable Stephanie Brown's second semester at Gotham U. starts like any other - new classes, new allies, a vigilante stalker - everything a gal could want! But what Gotham City's Batgirl isn't prepared for is the arrival of the mysterious 'Order of the Scythe.' Who are they, and why have they set their sights on her? 'The Lesson' begins here!