1987 / Aired
Episode 33: Replacement
First Echo Unit reveal.A government official had been replaced by a HELIX Echo Unit. Not kidnapped and impersonated. Replaced. The person walking around in his life was not him. Three infiltration lanes established: Masque's disguise, Volker's access, Vesper's manufactured replacements.
Archive Notes
Triage developed the first improvised testing logic that became the EchoScan Kit.
Discovery Tags
echo-unitidentity