One sentence anime summaries:

K Project: Asian thug lyfe

Psycho Pass: A number DOES define you, sorry

Tokyo Ghoul: Read the manga

DMWL: *frustrated bird noises*

Blue Exorcist: "Rin, don't use your powers" *uses powers*

Soul Eater: Witches and Bitches

Black Butler: We're totally not gay I promise (ok maybe a little)

Death Note: I'm the good guy don't worry *kills thousands of people*

Noragami: OMG Yukine shut up

Free!: Seems pretty stupid but will have you really wanting to swim