On Caveman Day for the Year Sevens, Ian Hudson takes his role of "hunter" too seriously, while Adam Hawkins is extremely nervous. Gemma has fun at Mr. Urdy's expense.
Adam is found in the woods, but his befriended dog comes back with him, Joanna shoplifts earrings for her mother's present, but her mother has no time for her.
Miss Carver gets Year 8 to look after "flour babies" while Zoe and her friends are determined to find the mystery dog they can hear. Adam gets locked in at night.
Joanna confesses her alcoholism to her mother. Franco's indoor baseball causes Adam to smash some glass in Max's house, and Ian breaks Max's glasses, blaming Adam.
Lisa uses dirty tactics in the Snakeboard challenge, Adam causes his class to earn a detention, and Joanna comes clean about her problem to the other Sixth Formers.
Mr. Brisley's Art show turns into something more popular with Nathan as the D.J. Alec has zero success with Judi, while her interest in Wayne becomes apparent.
With his parents absent, Chris sleeps with Laurie: but the next day he evades her clutches. Ian overhears Miss Carver talk about Adam's mum, and spreads the news - Adam runs away to his old house.
In the aftermath of Judi's knife attack, Wayne goes on a wild goose chase to find her attacker. Judi learns that the wound will leave a significant scar on her face.
New roller hockey equipment arrives, but it's far from clear who will get to use it. Chris and Dill's friendship grows into something else, and Judi meets Wayne's unpleasant brother.
Franco battles with the school chef to prove his spaghetti recipe is better. The Double Dare Gang try to solve the mystery of the stolen hockey equipment.
Arnie punches Chris when he discovers Chris's relationship with Dill. Matt plants drugs on Wayne who is expelled when they fall out of his pocket after a talk on bullying.
Sean replaces Judi's CCTV video and persuades Matt to lie low. Learning of Matt's name allows Wayne to look up his address and soon he and Judi are knocking on Matt's front door.
Cracker and Gemma's mice escape, convincing Mrs. Holmes there is a rodent infestation. Wayne persuades Matt to tell the truth to Mr. Robson, and Sean is brought to justice.
Dennis buys Lucy a horse, but she refuses the gift. Later, he treats his friends to a great night out, but misses the important interview the next day.