Clarke (Eliza Taylor) was left devastated when Lexa (Alycia Debnam-Carey) betrayed their alliance in the latest episode of The 100.
Lexa struck a deal with the Mountain Men to save the Grounders, which meant that Clarke’s people would be sacrificed. At the end of the episode Clarke was left stood outside Mount Weather determined to save her friends and Octavia (Marie Avgeropoulos) was in the tunnels trying to save Bellamy (Bob Morley) after Indra (Adina Porter) shunned her.
Inside Mount Weather Bellamy, Jasper (Devon Bostick) and Maya (Eve Harlow) tried to keep their friends safe but were one step behind Cage (Johnny Whitworth) who turned to his father Dante (Raymond J. Barry) for help to keep the Ark people at Mount Weather for the blood harvest.
The finale episode of the season is Blood Must Have Blood part 2. Jaha makes a move that shocks Murphy, Clarke receives help from an unexpected source, and Lincoln gets his revenge.
Tune in to E4 HD at 9pm on Tuesday to see the season finale. Preview it with our gallery below: