A catastrophic event forces Olivia to go back to work at the White House; the first few days of Fitz's presidency.
When the sole witness in a high-profile murder case disappears, Five-0 must head into the jungle to locate and protect her from assassins who are closing in fast.
Scully learns new details about her sister's murder as Mulder pursues the shapeless alien entity inside Krycek's body.
To locate a potential cure for Scully’s illness, Mulder accesses a secret research facility, leading to a stunning revelation about the origins of her cancer.
Mulder fights to prove that a discovery frozen in the mountains of Canada is irrefutable evidence of alien life, but his quest for the truth leads to only more lies…and an unthinkable conclusion.
