Exiled on Nexus

Nexus is a gateway planet to multi-dimensional travel, but if you happened to be labelled an exile, then your options are limited. You can't get an education, you can't get a job, and you can't leave. If you're lucky, you'll die early, if not, preyed upon.
Kera, age 28, was an exiled Elven; worst of all, she's an exile with a large mana supply and absolutely no control. How would she survive?