By all accounts, Sirantha Jax should have burned out years ago As the carrier of a rare gene, Jax has the ability to jump ships through  grimspacea talent which cuts into her life expectancy, but makes her a  highly prized navigator for the Corp. But then the ship shes  navigating crash-lands, and shes accused of killing everyone on board.  Its hard for Jax to defend herself: she has no memory of the crash.

Now imprisoned and the subject of a ruthless interrogation, Jax is on  the verge of madness. Then a mysterious man breaks into her cell,  offering her freedomfor a price. March needs Jax to help his small band  of rogue fighters break the Corp monopoly on interstellar traveland  establish a new breed of jumper.