100: [s7e8]

: The episode ends with a shocking reveal: Octavia, Echo, and Diyoza appear to have been brainwashed into becoming Disciples for the Second Dawn.

: Clarke uses the knowledge that Callie's mind may still exist within the Flame as leverage against Bill. [S7E8] 100

: The episode reveals that the Grounder language, Trigedasleng , was not a centuries-long evolution but a childhood creation of Callie’s based on Latin and other languages. : The episode ends with a shocking reveal: