Emily Chang

When an old friend of the gang, Gary Blauman, shows up at the hotel for Robin and Barney's wedding unexpectedly, the seating plan is thrown into disarray.

The team races against the clock to find an antidote when McGarrett, Danny, Tani, and Junior are exposed to a lethal biological weapon during an investigation of a deserted yacht at sea.

The NCIS team investigates the cause of a mysterious death involving a NCIS armoury employee that was discovered four months after the Navy Yard bombings. Meanwhile, the team has to undergo mandatory psych evaluations, causing Gibbs to worry about Abby.

Elena returns to college after months of coping with loss in a potentially dangerous way; Caroline searches for a way to reverse the anti-magic spell; Alaric tries to adjust to life as a vampire.

When Brennan is shot while working late at the Jeffersonian lab, she is rushed to the hospital in critical condition and struggles with visions of her mother that defy her usual logic.

Elena plans to introduce Caroline to Liam; Liv makes a confession to Tyler; Bonnie and Damon find clues that make them think they might not be alone.