Lois' undercover assignment reveals a deadly foe that promises to change the Kent family forever. Meanwhile, the Kent boys find themselves being pulled in opposite directions.

Lois interrupts an intense conversation between Clark and John Henry. Meanwhile, Jonathan has a heated discussion with Candice's dad.

Lois and Clark dig deeper on Bruno Mannheim, starting with his connections to Hob's Bay Medical Center, while Jonathan and Jordan panic at home over Lois' dire diagnosis.

Lois attempts to interview Peia in the hopes of unearthing the truth about an old case, while Clark struggles to spend quality time with the boys.

All of Smallville comes together to view a meteor shower, and Lex Luthor makes his move to take down Superman and Lois.

Reeling from failure, Jordan begins to spiral; Jonathan discovers newfound strength.

Luthor plans to move LuthorCorp to Smallville, but finds opposition in Lana.