Harper has survived incredible odds. Her budding relationship with Monty is sweet, but if we've learned anything, it's that happiness doesn't last too long on this show.

Monty has survived the loss of his father and having to kill his own mother after she was chipped. Will he and his newfound love Harper manage to survive the literal end of the world?

After months apart, Miller reunited with his boyfriend Bryan last season. Unfortunately, they had some friction over Bryan's allegiance to Pike. Now that Pike is out of the picture, will their relationship recover?

Bryan followed Pike out of gratitude that the ruthless, anti-Grounder dictator had kept their people alive after crash-landing in Ice Nation territory. Bryan's anti-Grounder tendencies may cause issues in his relationship with Miller.

Bellamy is one of the few people that Clarke let in on the end of the world secret. While the title of this hour, "Heavy Lies the Crown," might seem to refer to Roan, it can also be applied to both Bellamy and Clarke – as the de facto leader of Skaikru, they must often make the hard choices to keep their people alive.