Jer Adrianne Lelliott

After his schoolmate, Cyrus Krupp (JEREMY LELLIOTT), claims to be an alien and seemingly proves it by using heat vision, Clark investigates and begins to believe that the boy is from Clark's home planet, Krypton. Meanwhile, when Helen (recurring guest star EMMANUELLE VAUGIER) discovers a locked room in the Luthor mansion, she demands to know what is inside--and Lex must decide whether or not to admit the truth about his ongoing investigation of Clark.

The team investigates potential links among a dead naval tech scientist, a surfer and an Internet video; Kensi and Deeks go under cover as they pursue suspects.

Bobby defends a young boy who killed his mother over a seemingly inconsequential argument. Eugene wrestles with his conscience over the morality of his profession and its possible effects on his son, Kendall. Lindsay tries to land a class action asbestos suit.

Walker and his friend Soldier race to find two orphans who witnessed a murder before the killers can execute them too.

Michael's devious younger sister arrives for a visit; Sydney sues D&D; Matt battles for custody of his niece.