Watch The 100 S04e05 〈HD〉

: Raven discovers that the nightblood solution must be created in a zero-gravity environment. While her brain has been "upgraded" with remnants of ALIE's code, she is warned that this heightened state is causing a stroke.

: Abby begins experiencing similar hallucinations and physical symptoms to Raven, realizing she also has brain damage from the EMP. Watch The 100 S04E05

The 100 Season 4 Episode 5 Review: The Tinder Box. Skaikru loses its best hope for survival in another great episode of The 100. . Den of Geek The 100 Season 4 Episode 5: The Tinder Box Recap : Raven discovers that the nightblood solution must

: The explosion and fire destroy Skaikru's primary shelter and its vast resources, including medical supplies and computers. The 100 Season 4 Episode 5 Review: The Tinder Box

: Available on Amazon Prime Video and HBO Max (regional availability may vary).

You can currently find The 100 Season 4 on the following platforms:

: A new character, Riley, nearly assassinates King Roan during negotiations, but is talked down by Bellamy Blake. Main Cast & Crew The 100 Season 4 Episode 5 Review: The Tinder Box