When studying a monster dragon that slaughtered millions of people on the colonized planet of the Earth Federation, because the monster dragon blew itself up with a secret method, the only chief medical officer of the Earth Federation who can exist at the same level as the Federation Chairman returned to modern times and became a weak and The second generation ancestor who fainted at any time. Back to modern times, relying on unparalleled medical skills, he improved his body while rebuilding his ninth-level physique, but the time became more and more urgent. The invasion of star civilization... Let's see how our chief medical officer will deal with all of this and embark on a road that breaks through his own limits. One group of future military doctors (full) 31913584 Two groups of future military doctors (full) 45168493 Three groups of future military doctors 95075861 Four groups of future military doctors)