Titans, book 2 : Lockdown
Judd Winick, Ian Churchill et Howard Porter2009

When former teammate Jericho invades their headquarters, the Titans are forced into lockdown. With his ability to possesss any one of them, they cannot be sure who among them is under his control. Until they are, no one gets in - and no one gets out.

Now there is a traitor in their midst, turning friend against friend, and Titan against Titan. The Titans refuse to give up on one of their own, but has Jericho's madness driven him beyond redemption? And can they stop him before he tears the team apart?