Coulson and his team go undercover aboard a train to try and get a lead on the Clairvoyant.
Steve attempts to arrange a reunion between his mother and sister. When a young computer hacker is murdered Hawaii Five-0 steps in.
Nikita talks Birkhoff into using 20 million dollars out of his own pocket in a scheme to bankrupt Percy and Division, but Percy ends up getting his hands on all of Birkhoff's money, which causes tension between Birkhoff and Nikita. Nikita and the group have one final opportunity to get back at Percy, but Birkhoff is arrested while trying to reclaim his money, forcing Nikita to break him out of jail before Division can reach him. While Nikita works to free Brikhoff, Michael and Alex pursue the stolen money.moreless
Magnus is asked to help broker a peace agreement between Caleb, a Hollow Earth insurgent leader, and the world's governments - an agreement whereby Abnormals would be permitted to settle on the surface. Preparing to take military action against the Abnormal forces, Addison "drafts" Will back into the federal government, further dividing Team Sanctuary.moreless
When a previously unknown Abnormal attacks Abby, Magnus and Will attempt to communicate with the creature using music - while Henry and Gavin retrace Abby's steps to find out what happened.
Intending to meet with her mysterious new financial adviser, Magnus flies off to a remote African island - only to become embroiled in a dangerous hostage situation. Meanwhile, back at the fort, Will and Henry have their hands full tracking an escaped Steno.moreless
While trying to solve the murder of a police chief Lisbon runs into her brother Tommy, a bounty hunter, who's tracking a bail jumper.
Jesse, Gus, and Mike head to Mexico where Jesse must show the cartel the recipe. Skyler and the rest of the family worry when Walt doesn't show up for Walt Jr.'s birthday. Saul and Skyler try to help Ted.moreless
Castle and Beckett investigate an art dealer who is shot in his gallery, but a bullet is inexplicably missing from the crime scene. Following the trail of the missing fifth bullet, the team discovers the only witness - who appears to be suffering from amnesia.moreless