It's the day of final report cards, and the friends decide not to look at their grades until they've said goodbye to Chris.

It's taken quite a lot of time and effort for everyone to fall out with each other. But they've worked at it and they certainly aren't in the mood for apologies. Anwar's crazy birthday party offers a chance for scores to be settled.

What's the matter with Cassie? She's back together with Sid, Chris is on the mend, Michelle and Tony are back with each other and exams are finally over. But can Cassie be happy?

Sid hasn't coped at all well with the fact that his best friend Tony is a shadow of the man he was and that Cassie has moved away to Scotland, where as far as he can tell, she is having the time of her life.

Poor JJ. Everything's gone pear-shaped since Effy came between his two best friends and split apart his friendship group - but Emily proves to be a true friend in his hour of need.

Has nobody noticed that Effy, Tony's little sister, never utters a word? Has nobody ever noticed that she sneaks out at night? Tony has. And Tony doesn't care about anybody or anything - except his little sister.

It's been a long road full of tribulations, drugs, petty theft, non attendance and resounding failure for Chris at college. So when the CCTV cameras catch him shagging Buck Tooth in the science corridor, the director calls time.

Effy takes care of her depressed mom, tries to restore the relationship between Tony and Michelle, and mentors the new girl at school.

Cassie's family and friends are too wrapped up in their own worlds to notice that she's not eating - but there is someone who cares.

Effy's lost her mojo. Mindless sex with Cook no longer satisfies her and things in the Stonem household are becoming intolerable.

Cook is in prison after what happened at the party. He's told by his lawyer that he has no choice but to plead guilty... but Cook isn't willing to accept responsibility.

Sid's in trouble. Deep trouble. His coursework hasn't made the grade, he's grounded, and as sexually frustrated as ever. Will Sid buckle down and focus on his future or will he continue to be hypnotized by his best friend's girlfriend?

The first and only boy Pandora's ever fancied has been deported before she's got beyond first base. But her lovesickness has to take a backseat when the Jim/Anthea/Steve love triangle is blown open.

Katie is too humiliated from the incident in the woods to leave the house. Lucky she's got Emily to bail her out.

Katie Fitch has a problem. Katie's family's bankrupt, and they've got nowhere to live. And under the strain of it all, Jenna and Rob seem to be headed for splitsville and James Fitch is scared.

What happens when two friends suddenly run up against the limits of their friendship? Maxxie and Anwar are about to find out.

Maxxie is looking after Tony, but he has his own problems. He desperately wants to leave college and follow his dream to become a dancer, but his dad is giving him hell about it.

Michelle's mum has gone and done it again - another new husband. Before Michelle knows what's happening, her manipulative new step sister Scarlett is invading her life, co-opting her friends and offering unwanted advice.

Jal has a secret so big, she can't tell anyone until she works out what to do about it. But as revision, music school auditions and needy best friends press down on her, the secret starts to leak out.

Happy-go-lucky party animal Chris wakes up one morning to find his mum's gone away for a few days and left him a grand. But what do you do after you've thrown a party to end all parties and blown all the money?

Tony's world is a strange one. Isolated and alone, he is desperate to find the way back to himself. He tries to act normal, but bumping into Sid and Michelle at a club sends him spiralling again.

Naomi thinks she's got her world worked out - but her super smart exterior hides the insecurities beneath, and when the student president elections are announced, it stirs her into questioning what she really wants.

Emily and Naomi are loved up and enjoying their extended summer of love together. The thorn in Emily's side is her family. Her mother is unable to accept Naomi as anything other than a bad influence, and is keen for Emily to go travelling alone.

Professor David Blood has banned Rich from visiting Grace in hospital and it's killing him. Alo tries to keep Rich out of trouble with band practice, but Rich is committed to his love.

Working as a drug dealer and gangster run-around, Cook finds himself in hot water after his boss asks a favour of him.