Smallville: Season 8, Episode 21

8 - 21: Injustice

Chloe escapes from Davis and asks Clark for help. However, a team of meteor freaks employed by Tess Mercer are following her and attempting to find Doomsday and eliminate him once and for all. When Clark finds a way to avoid killing Davis, Oliver tries to seduce Tess to get the necessary component to banish Doomsday once and for all.