Humanity on the threshold of the next great opening. Вот-вот to the people the new method of transferring will become accessible to space - "Нуль-Т", and experiments with new the type of energy already not fitted within the framework of laboratory. For experiments was chosen distant, but however the developed enough planet Rainbow that was able to provide scientists the necessary supply of energy and materials. A risk was great, but a risk was justified.People hurried. Hurried to take a step farther.And a planet did not survive.A rainbow went mad and prepares to whip off from itself a horseman, on her from two poles all farther waves not abandoning after itself nothing living scatter and farther. But too distant Rainbow appeared, and not all will succeed in time to abandon a planet. In the height of crisis on a planet Leonid Горбовский appeared on shipboard "Тариэль", giving a chance to pull through to many, but putting people before a frightful choice - to whom exactly?