Aurora Beam is about to face her most dangerous superhero mission yet. Aurora Beam is reeling after the bombshell revelation of the secret supervillain's identity - but is there someone else even more powerful pulling the strings? The planet is being plunged into darkness and chaos. Aurora and the Bright Sparks must discover who is behind this and stop them, before it's lights out for the world forever. The fourth laugh-out-loud high-voltage adventure from superstar Alesha Dixon - In collaboration with Katy Birchall.