Tommy Donbavand's brand new book about a computer virus that changes everything. Nahim is bored in his ITC class at school, and launches a virus onto Polly and Amina's computer. Suddenly, the world disappears! Polly and Amina are still with him, but where are they? And can they get back? Who will help them escape the evil Thunderstrike? A fun adventure from a popular writer. With a reading age of 8, it is particularly suitable for reluctant, struggling and dyslexic readers.