Jackie Prucha

Stefan and Damon come up with a new plan to deal with Katherine, to take place at the Lockwood family's masquerade ball. Unbeknownst to them, Katherine calls on her old friend Lucy to go to the ball with her. Bonnie, Jeremy and Alaric do what they can to help the brothers, but Katherine has a surprise in store that none of them could foresee.

When Taylor's former protégé is killed while preventing a bioweapon from falling into the wrong hands, Mac and the team must find the weapon so Desi can pull off the ultimate heist before it's sold to a terrorist cell.