|Season 1, Episode 16|
|Air date||February 24, 2011.|
|Written by||Kristen Reidel|
|Directed by||Nick Copus|
Echoes is the sixteenth episode of Season One and the series.
In order to speed up her healing, Amanda sedates Alex after her last mission then takes advantage of Alex's drugged condition to question her about the secrets Amanda believes Alex is keeping. Nikita realizes Alex is in danger and tries to secure her another identity to smuggle her out of the country. However, Nikita's contact double-crosses her and she comes face to face with a surprising opponent. Meanwhile, Michael becomes suspicious of Alex and asks Birkhoff to investigate her.