As Season 4 begins, the Lannisters' hold on the Iron Throne remains intact in the wake of the Red Wedding slaughter that wiped out many of their Stark nemeses. But can they survive their own egos as well as new and ongoing threats? Meanwhile, an unbowed Stannis Baratheon continues to rebuild his army; the Lannister-loathing ‘Red Viper of Dorne,’ Oberyn Martell, arrives at King's Landing for Joffrey's wedding to Margaery Tyrell; Daenerys Targaryen and her dragons and unsullied forc find out more...

1. Luther, still plagued by the death of Zoe faces a serial killer wearing a Punch mask and tries to rescue an old acquaintance's daughter from the dangerous world of drugs and prostitution.
2. Luther must rescue Ripley before Cameron sets out his final murdering piece; schoolkids that are set to be dumped and gassed. Meanwhile, Jenny's ruthless and vengeful boss is demanding compensation for stealing her protege.