The Assignment (Star Trek: Deep Space Nine)

"The Assignment" is the 103rd episode of the television series Star Trek: Deep Space Nine, the fifth episode of the fifth season. Keiko O'Brien, possessed by an evil Pah-wraith, plans to eliminate the Prophets. The Pah-wraith forces Miles O'Brien to use DS9's systems to fire chroniton radiation at the wormhole — destroying both it and the Prophets — or else he loses his wife and his daughter Molly.

The Assignment (Star Trek: Deep Space Nine)

"The Assignment" is the 103rd episode of the television series Star Trek: Deep Space Nine, the fifth episode of the fifth season. Keiko O'Brien, possessed by an evil Pah-wraith, plans to eliminate the Prophets. The Pah-wraith forces Miles O'Brien to use DS9's systems to fire chroniton radiation at the wormhole — destroying both it and the Prophets — or else he loses his wife and his daughter Molly.