After her stepmother Shelley walks out, Gemma Sutherland is happy to have her dad back to herself again. Life is good: she's playing football at Naylorsfield School and Tyrone Collins, who she used to fight with all the time, is now one of her best friends. Then Portia, Shelley's daughter, comes back to live with the Sutherlands because her mother feels too depressed to look after her. Even though she gets on better with Portia than she used to, Gemma isn't happy that she's back, but Portia looks up to Gemma. She wants to be a footballer, too, and is desperate to be picked for the junior...

Alisha Dainton has severe epilepsy, so she's used to having seizures. Sometimes she even has weird visions and hears strange noises. After a particularly bad episode on holiday in Cyprus, what she sees and hears makes her think she s going mad: who is the beautiful girl with the see-through eyes, multi-coloured hair and rainbow and the half-woman, half-bird creature singing by the hotel pool, and just why has she been chosen to go back in time to ancient Sparta to help save a princess called Helen? Either Ali is having some sort of bizarre dream, or she's about to have an amazing adventure...