Soul Stealers

He does not remember when he was created. He is free from the bounds of morality and ethics. His mission is to seek out pockets of intelligent life in the galaxy to sustain the life force of his masters. His algorithm of actions is impeccable. But one day, a powerful artificial intelligence known as the Collector finds itself in the Solar System. What could possibly go wrong? However, earthly civilization is too different from all the others the Collector has encountered during millions of years of search. Even its children, kidnapped directly from flying airplanes, can present an unpleasant surprise to another superintelligence.