"The 100" season 4 episode 3 promo hints more possible deaths and tension. Here is what we know so far in the upcoming chapter plus other details to the remaining episodes for the fourth season.

'The 100' Season 4 Episode 3 - What We Know So Far

"The 100" season 4 episode 3 promo teases an increasing problem and tension among the survivors. It was revealed in the trailer that people experiences an acute radiation sickness and the people in the community have only two months of survivability. And worst, Clarke and the other survivors are running out of time to save their lives.

As for the other details, The CW (via Spoilers Guide) has released the official synopsis for "The 100" season 4 episode 3 entitled "The Four Horsemen": "Jaha leads Clarke and Bellamy down a road to possible salvation while tension rise in Arcadia and Polis."

"The 100" season 4 episode 3 stars Paige Turco (Councillor Abigail Griffin), Marie Avgeropoulos (Octavia Blake), Lindsey Morgan (Raven Reyes), Richard Harmon (John Murphy), Devon Bostick (Jasper Jordan), Henry Ian Cusick (Councillor Marcus Kane), Christopher Larkin (Monty Green), Isaiah Washington (Chancellor Thelonious Jaha), and Zach McGowan (Roan). "The Four Horsemen" is written by Heidi Cole McAdams and directed by P.J. Pesce.

'The 100' Season 4 Episode Guide

On the other hand, "The 100" season 4 episode 3 will be followed by "A Lie Guarded" episode. The official plot says: "Continued struggles with leadership and trust in Arkadia and Polis take violent turns while Abby leads a team to a distant location hoping to find answers."

TV Maze reported that "The 100" season 4 episode 4 is written by Kim Shumway and directed by Ian Samoil.

On a different note, The CW has also released the titles for the remaining "The 100" season 4 episodes. Part 5 is entitled as "Aftermath Sadness", part 6 is "Roots", part 11 is "The Other Side", and part 13 is "Praimfaya".

"The 100" season 4 episode 3 airs on Feb. 15.