About the book: year / In this part of the exciting series, Charity and her friends will have a difficult task, if not impossible. Returning from Europe to America, they must at any cost penetrate New York, which the aliens have chosen as a kind of headquarters and surrounded by an insurmountable barrier consisting of frozen air brought to absolute zero. If the rebels manage to overcome this "icy hell", they may be able to rid the Earth of alien invaders…