Can Mrs May and the children save the otters and the sea life when some men dump toxic waste on Green Island?
Biff and Chip find themselves caught up in a battle zone - where Vikings and Saxons are ranged against each other. King Alfred the Great wants peace - but there's a Viran in the Saxon camp who will do anything to stop him ...
When Neena and Wilf travel back to Ancient Greece, they face one of their hardest challenges yet. A Virain is trying to prevent the rebuilding of the Parthenon, in a bid to strike at the heart of democracy itself! Can the Time Runners find and stop him before it's too late?
Nadim and Neena face a challange they hadn't bargained for, when they travel back to 1666 and find themselves in at the very start of the Great Fire of London! Can they foil the Virans' evil plan before history changes course - for ever?
The Time Runners have to confront the Virans at two different points in the time, as they battle to stop a fiendish plan that could put the history of Scotland at stake!
It's history ... but this time it's personal! The Virans strike closer to the Time Runners than ever before in this exciting adventure set at the time of the slave trade in the Caribbean.
It's a race against time as Chip, Kipper, and Wilma hunt down the Virans who are trying to destroy bridges, railway engines and even human lives! Can the Time Runners stop the Virans before the Virans put a stop to the Industrial Revolution itself?
At last the TimeWeb is up and running, and the children can begin their work as Time Runners, helping Mortlock to defeat the Virans. But their first mission - to ancient Rome - shows they still have plenty to learn ...