Because of a stupid accident pressed the inclusion hyperspace engines at a time when the course was not traced. Highlighting the main characters found that they were very far from its star system with a badly damaged ship. The only way - is to fly from planet to planet at normal speed with the hope to get ever to home port. Fuel reserves are not infinite, and therefore need to periodically go down to the surface and collect the quarks (the most common in the galaxy fuel). In addition to much-needed resources would be nice to pick up enough of the local fauna, to bring them to one scientist friend. Characters will come across both rich and poor worlds of energy, as well as very hazardous to health, they will need to act very fast and efficient.