The brand new must-read middle-grade novel from the author of super-spooky Crater Lake. Perfect for fans of R. L. Stine's Goosebumps. Angelo and his friends know that together they can handle any pretty much anything - including giant mutant spiders or snake-like parasites that burrow into your brain. But when a terrifying new enemy attacks from above it seems they have met their ultimate match ... how can they defeat giant vampire birds that are after BLOOD?With summer term in full force - and sports day and prom night on the horizon - the whole school is in danger. The gang need a plan to bring safety to the skies!