Xavier traces his history and the history of the X-Men to the core. What he finds will shock you! And what do Rogue, Gambit, and Sebastian Shaw have to do with it? Then, Sinister's machinations finally come to a head, after decades of preparations. Can Xavier discover the secrets to the plot against his mind before he loses his sanity? Or will he become another in a long line of victims? Either way, he just may learn things about his past he'll come...