Watch The 100 S02e03: 1

: Clarke discovers a horrifying medical project involving the harvesting of Grounder blood, leading her to realize that the mountain is not the sanctuary it appears to be.

You can watch this episode through several legitimate platforms as of April 2026: "The 100" Reapercussions (TV Episode 2014) - IMDb Watch the 100 s02e03 1

: To escape the mountain's medical ward, Clarke joins forces with Anya , a Grounder leader who was previously her enemy. : Clarke discovers a horrifying medical project involving

: Following Abby's confession of a crime (helping others escape), Kane establishes his authority by ordering her to be brutally punished by lashings. : Octavia continues her desperate search for Lincoln,

: Octavia continues her desperate search for Lincoln, proving her combat skills and deepening her connection to Grounder culture. Watch Options

The third episode of Season 2 of The 100 is titled . It originally aired on November 5, 2014, and features several major plot developments centered on the mystery of Mount Weather. Key Plot Features