The world is left in tatters after a sudden, unprovoked and unexplained invasion by aliens, leaving the planet’s remaining human population to fight for survival against the occupiers. History professor Tom Mason has been named second in command for the 2nd Mass, but his real focus is on his three sons, one of whom has been captured by the aliens for an unknown purpose.

While scouting for supplies, Tom, Hal and their squad encounter a gang of marauders determined to get their hands on the 2nd Massachusetts’ weapons. Leading the gang is an ex-con named John Pope, who decides to use his hostages as bargaining material.

As tragic news spreads across the Seven Kingdoms, Bran and Rickon share a prophetic dream, Catelyn interrogates Jamie about her son's fall, and Robb's destiny is forever changed. After a surprising decision by his father, Tyrion heads south. Arya assumes a new identity in an attempt to escape King's Landing, and Sansa is terrorized by Joffrey. At the Wall, Jon is forced to choose between the Night's Watch and the family he left behind. Across the sea, Dany pays a terrible price for her love, but finds new hope.

An 8-year old's slumber party becomes a crime scene. Callie accepts Manus' offer and joins the FDLE as a forensic nurse. Jim's investigation into the death of a Navy recruiter leads to the ex-wife's boyfriend and her missing baby