Origin Unknown 01: Initiation

Their Origin is Unknown but they are monsters with extremely dangerous tentacles, only thing they are intelligent, and they have a secret. Madeline Goodson is one of the mad scientists trying to unlock their secret on a distant dark moon; so far they have captured only one of them. The scientists use illiterates and selective humans to do their experiments on, but everything changes when Bo is their new subject. But who is really studying who?