The Timekeepers are a secret organisation of kids who keep the course of history on track - and history needs them - a villain called DeLay is causing chaos! When the hands on their watches start to spin backwards, the Timekeepers know that DeLay has been up to no good, and it's up to them to put things right. In this instalment, the Timekeepers travel back to the time of the vikings and become involved in a battle between rival clans. With a range of adventures that span all of history, The Timekeepers series is perfect for any adventure lover.