The story is focused on a war against Zombies. The principal character is leading this war.
The narrative style is sturdy and the description is rich. There are lively scenes indeed.
*You may add some different actions so that to break down a certain thematic monotony.
The good: finally a novel that doesn't start with a dry and boring exposition chapter.
The bad: you keep switching between past and present tense, which makes things a bit annoying and bothersome to read.