Black lagoon if you have a craving for an occasionally humorous, yet also dark and gritty tale. Especially if you watch Roberta's blood trail after watching all of Black Lagoon. Best gun porn ever btw.
It also has one of the best, if not the best English dub which absolutely outshines the...
I'd suggest Five Children on the Western front.
Make sure to read everything so you understand what's going on, It can get a bit hard to understand at parts but It's very good! <3
Historical Fiction as well, to suit your tastes.
I'm reading some slightly old-school horror by H.P Lovecraft; The good ol Necronomicon.
Tons of weird short stories stuffed into one book, which I absolutely adore. <3