Littleboy became overconfident in himself and thought that he was better than the current officers. Because of this, he ran off from the group, eager to catch me and take all the glory. I watched him, and minutes later my Zombie Horde made quick work of him, his screams telling of his most appropriate fate.
You had the clue figured out, though the one thing you forgot to do was implement the cipher. After you reverse the numbers, run it though a substitution cipher. 012107 becomes AUG, giving you
Here is your next clue:
Because I am feeling generous, I will give you a hint:
There is no cipher involved.
In this life we cannot do great things. We can only do small things, but we can do them with love.
Things in the past can be undone, as things in the present can only be done.
The Relinquished: Jaspattack
The Hopeless: That's for you to decide.