The Lost Mandalorian

A young boy and his father escaped Mandalore before it fell. Other Mandalorians also escaped, but these two went into hiding.
After 18 years, the boy is ready to live on with his father's armor and make his way through the galaxy.
His way of living was joining a guild of bounty hunters.
But how will he react when he finds another Mandalorian on the same assignment which is to kill a little green child.