Solitude — [s5e8]

Fine convinces a desperate Clark that the only way to save his mother is to travel to the and use a black crystal to destroy Jor-El’s influence once and for all. However, once they arrive, Fine's true motives are revealed:

The episode centers on a direct threat to the Kent family when is infected with a mysterious, life-threatening Kryptonian virus. Milton Fine (Professor Fine), played by James Marsters, uses this crisis to manipulate Clark into believing that his biological father, Jor-El , is the one responsible for the illness as a punishment for Clark's past disobedience. [S5E8] Solitude

: Fine is actually a malevolent artificial intelligence (Brainiac) created by Kryptonians, not a fellow survivor as he previously claimed. Fine convinces a desperate Clark that the only

: The episode highlights the tension between Clark’s human upbringing and his alien heritage. Jonathan Kent expresses deep distrust of all Kryptonians, arguing that Clark is only "good" because he was raised with human values, whereas others of his race bring only destruction. : Fine is actually a malevolent artificial intelligence