Krizia Bajos

Marshall and Lily enter a Halloween costume party, and Robin brings her new boyfriend. Ted and Barney go to the same fancy dress party they go to every year where Ted waits for his lost love.

The team must stop an incoming tsunami from colliding with a vulnerable nuclear power facility; Toby covertly helps his ex-fiancee retrieve her stolen identity.

In hopes of finding the hacker who digitally 'killed' Avery's ex-husband, the team collaborates with black hat hacker Stella Kaine.

Felix and Oscar both want to be the president of their building's tenants' association.

In the Season 1 finale, Julia becomes a hostage of a Mexican drug kingpin who says he'll release her only if she produces an interview that's favorable to him.