The Spark That Started It All

"When Robby and his sister Mo move from Philadelphia to the small rural town of Witwicky, Pennsylvania, they are devastated. That is, until they realize their new home is also the birthplace of the first-ever Earth-born Transformers bots: Terrans Twitch and Thrash. And when getting to know the Terrans brings Robby and Mo to the attention of other mysterious threats in their new home, their adventures are only just beginning"--