Where to watch The 100 Season 5 Online ? First of all, here are some lines about the summary of this season : More than six years have passed since Praimfaya has ravaged the planet and killed most of the human race. As Clarke waits to hear from the group on the Ark, or in the bunker, a prison ship drops from the sky. Are they friend or foe? And what do they want?.. Now! Prepare yourself to watch The 100 Season 5 online free. Please help us by sharing The 100 Season 5 with your friends. Thank you for your support! Good viewing.