Wolverine and the X-Men by Jason Aaron Vol. 7

Students at the Jean Grey School are missing, and a furious Wolverine and Rachel Summers intensify their search for the all-new Hellfire Club. Meanwhile, Beast goes to the S.W.O.R.D. orbital HQ to ask an X-Villain for help with Broo's sad state - but nothing ever goes as easily as the X-Men hope. The storyline that's been building for over a year is finally, explosively here! The Hellfire Saga begins now!

Collects Wolverine & The X-Men #30-35.