Lloyd and Harvey adjust to their new foster sister as Dinah Glass is adopted by the Hunter family. As Dinah goes to school, she meets the Headmaster for the first time...can she resist the headmasters mind control?

Dinah struggles to get on with Lloyd and Harvey, as snow falls. A snowball fight breaks out and Dinah, Lloyd and Harvey are forced to clear up the snow on the school yard into snowballs. Dinah joins an exclusive group.

The school is going to appear on the televised school quiz, the Eddie Hair show and the Headmaster forces Dinah to be on the school team.

A new computer game, Octopus Dare, craze breaks out in the school and everyone is playing it. When Dinah plays the game she wins and gets an invite to play in the games finals. Dinah begins to behave strangely and soon the game is all she can think about.

Dinah arrives at Vulcan Towers, where the final of Octopus Dares is to be played. Lloyd and Harvey worry about Dinah's safety and look to save her.

Dinah begins to work out what is going on and everything hinges on her friends rescuing her.

Dinah's father is offered a job at the Biogenetic Research Centre (BRC), but the company has a familiar director. The Headmaster recruits Rose, a prefect from the school, to help him with Dinah.

Lloyd goes missing and the team try to find him. Rose continues her mission.

Rose continues to drive a wedge between Dinah and her family, as Simon helps Dinah.

Simon gets into trouble with the Headmaster, the team try to bring Lloyd back.

The Headmasters genetic experiment of creating a human-lizard hybrid comes to a conclusion as the egg hatches.

The Human-Lizard hybrid, called Eve, is programmed. Dinah tries to save her brother.

Army intelligence descend onto the Bio-Research facility and they trigger the cloning of the Headmaster. Dinah meets Professor Claudia Rowe, a specialist in biology and genetic research.

The Hunters settle into their new home, the Headmaster meets a professor specialising in Artificial Intelligence at the University of Wessex.

Internet and telephones stop working and more people are talking like robots, including Professor Claudia Rowe. Dinah finds that the Headmaster has taken over the Artificial Intelligence project at the university.

The Headmaster tries to find Dinah with the help of Professor Claudia Rowe as the development of the Hyperbrain continues.

The Headmaster meets the Hyperbrain, his creation and continues on his mission to find Dinah.

Dinah makes the final push to save the world and her mother.