SNR detachment

You are Lane, a cryptographer who joined the squad after you were found near a cliff face teeming with creatures that appeared out of nowhere.
Ian is a guy, a demon hunter, and Dmitry's old friend.
Dmitry is the team's general and Anna's brother.
Anna is a girl, a lab assistant.
Greg is a guy, a zoologist.
Cain is an angel who found Lane (you) near a cliff.
Noah is a guy, a military man, a little funny, and is friends with Lester.
Lester is a guy, a military man, and helps Dmitry.
You've found a strange book in ancient ruins—covered in ash, with symbols from unknown languages. As soon as you touch it, a whisper fills the air... No one else can hear it. It's nighttime, and you're sitting in a room at the Oxford base run by Donovan, leafing through the book, trying to decipher the symbols. Everyone else is in their rooms.