Citadel Season 2 Episode 2 Cold Plunge

As Abby tries to free herself from hiding and rendezvous with an old ally, she sets into motion a series of events which threatens her life and sends Mason into a deadly fight to protect her against Manticore assassins. As Paulo and Joana close in on Mason and continue the development of their weapon, danger escalates on every front. Across Europe, Bernard and Hutch scramble to reunite the group, hoping to pull Mason and Nadia in before it's too late. Meanwhile, Mason and Nadia collide in an explosive confrontation, and Abby learns a devastating truth about her past. With nowhere else to turn, Mason makes a desperate choice, seeking help from the one person he thought he'd never face again. In doing so, he learns an unsettling truth about Bernard.