Plot summary
Diyoza orders Kane and Abby to help and cure Vinson, while Octavia takes her people to march on the Shallow Valley. McCreary tortures Raven and threatens to kill Murphy to find out how to turn their weapons system back on. Miles stops him with a gun to his head and reveals to Raven and Murphy that he was the one who disabled the system. Abby tells Diyoza she does not know if she can help Vinson. Murphy escapes with Miles' help and Echo finds him. She, Murphy, Harper, Emori, Monty and Madi set out to find Bellamy, but McCreary activates Murphy's shock collar, leaving him with Emori while the rest keep on the journey.
A Wonkru warrior dies and worms pop out of his chest. Octavia and Wonkru retreat, as the four in the van arrive. Octavia angrily witnesses Bellamy and Echo's reunion, as do a reconciling Madi and Clarke.
Credits
Adapted from Wikipedia contributors, List of The 100 episodes. HTML formatting and reference markers removed.