Mexico, in the future, is a fragmented country, under the control of dictators. The splinter-state of Michoacan has Erno Imry and its particular tyrant, Romulo Noriega, has no intention of letting the scientist slip through his fingers. If a few or scores of his people have to die to hang onto the invaluable prisoner, Noriega is willing to take that risk. Actually, he will hardly notice the losses, and definitely not regret them. But, that is life in Mexico in the late 21st century.
Life is the cheapest commodity.
This is not an ideal situation for any agent. But, Blue may well be the ideal agent for the situation. The mere fact that he has survived to reach his 50s speaks for his abilities. Maybe the experience of living that long has given him the cool head and vulnerable heart that make him the deadly, discriminating killer his country wants. Just as long as no one finds out.