Max Flash missions 3 In deep - Jonny Zucker

Goodreads 4.12

Max, explosive escapologist and master magician, has been recruited by the Department for Extraordinary Activity for his third dangerous mission. A remote island in the Pacific Ocean has been flooded by a freak surge of water, and sinister forces are suspected. There's no time to lose—Max must dive straight into a perilous adventure. Will Max defeat his terrifying underwater enemies and discover the dark secrets of the deep?