S4E21
Episode 21: Forever
⚠ Spoiler alert This recap gives away what happens in this episode.
Episode Summary & Review
A teen who has the power to turn people into stone wants to stay in high school forever, so he keeps students captive in a fake school that’s built to look like Smallville High. Elsewhere, Genevieve and Jason threaten to kill Lex if Lionel doesn’t give up the sacred stone.