Abyssal power

It one point I was one of them, now I'm against them.........even if it's my people, what we are doing is wrong.......and I was once one of them.......but now.....I fight them......there destroying the planet.......AND I CAN'T LET IT HAPPEN NO MATTER WHAT.

(This book is a fanfic of the Kantai Collection series I own my own characters but not any of the characters from the game or the anime)