Perry did two things on his 75th birthday. First he visited his wife’s
grave. Then he joined the army.
good news is that humanity finally made it into interstellar space. The
bad news is that planets fit to live on are scarce—and alien races
willing to fight us for them are common. So: we fight. To defend Earth,
and to stake our own claim to planetary real estate. Far from Earth,
the war has been going on for decades: brutal, bloody, unyielding.
Scalzi has imagined an interesting universe and there are a lot of
intense action sequences balanced by thoughful, nuanced passages. The
book also has a lot of clever, salty dialogue between the soldiers that
is often quite funny.