Strange Days at Blake Holsey High (2002)

S2E4 Genome

During a biology lesson on DNA, a freak accident alters one of Lucas's chromosomes. The change unleashes a newfound, aggressive assertiveness, causing him to clash with teachers and classmates alike. His bold new attitude escalates when he accepts Stew's taunt, agreeing to a physical showdown. As Lucas's behavior spirals, he finds himself in increasingly serious trouble, leaving his friends to wonder if the real Lucas is still somewhere beneath this transformed personality.