Lethal Injection?

In future prisons, the death penalty isn't a "death" penalty... for all. Hangings. Gone. Electrocutions. Gone. Firing squads. Gone. In America, the only option left for death row prisoners is lethal injection. Ian Knockshine awakens on Planet Reathran with no memory of plotting to put himself on death row and be transported to Reathran under the guise of lethal injection. Now he's forced to do slave labor. While he spends endless days mining a powerful gem, his memory returns in bits and pieces. The first being he is innocent. The most shocking—his name is not Knockshine. On Earth, his lab partner, Malaki Pederson, waits impatiently for Ian to remember his mission and make contact. They have a corrupt corporation to destroy, and their next move is dependent on Ian succeeding. Time is ticking, the enemy is growing stronger, and Earth is sliding closer and closer toward accepting an alternate energy source that will ultimately destroy it. Only Ian can stop it, and only if he can remember...