The Assignment -

: Chief O'Brien returns from a mission to find his wife, Keiko, possessed by a Pah-wraith , an ancient and malevolent enemy of the Bajoran Prophets. The entity threatens to kill Keiko unless O'Brien sabotages Deep Space 9 to destroy the Prophets in the wormhole. Critical Strengths :

: Rosalind Chao (Keiko) provides a chilling performance, effectively shifting from a loving wife to a cold, manipulative villain. Critical Weaknesses : The Assignment

: Summarizing key findings and identifying research gaps. : Chief O'Brien returns from a mission to

If you were referring to a different "The Assignment," here are other possibilities: possessed by a Pah-wraith