Chronicles of the Diving Icarus

Programmer Anton found himself in a far-off space world among people-racers, trolls, and representatives of other races. At first the guy was delighted by the unheard-of technologies: elevator-portals and computers right in their heads. But when local specialists decided to send him to a scrapyard, the hero got worried. What are the alien exploiters planning? And will a person from Earth ever be able to return to his home planet?