It was 3 years ago when the infection started.
"Sire ,the host escaped from it's cage, and we believe this is what's left from the cage"
.............hmmm just as I expected, the host can't eat a part of the cage made of it's own flesh.....
...........Find the host and inject him with our antidotes ( If my calculations are right then some parts of the plan....No , the plan itself will go smoothly , .........but if it's wrong then.......then the host will keep mutating and in the near future it will infect others