The Code Hero

The world has changed. The third dimension is no longer the place where life thrives. It is overrun with evil beings, banished from the fourth dimension.
But the fourth dimension is not where life thrives either.
In Institute 17, children are trained to become advanced and skilled assassins, each prepared to go on a quest to the third dimension.
Incomes Darienn Rettuss, a trained assassin at only fifteen. He is given his task that so many others yearn for, especially Laniea Ender, who has wanted to be an assassin but never given the chance. Both of them willing to risk everything for their success will they prevail?