Puppeteer

All objects stood still in their place.

"You're an idiot, Sam... you just can't stay up late. You're getting older, man." 

His hand put the technological material on the shelf, and as soon as he let it go, something clung to it: the same black and creeping being, whose morphology resembled that of a small newt, violently bit the back of Sam's hand and stuck its spines inside it.

"Aaargh! Aaaggh!" the janitor's boss screamed desperately, quickly retreating and stumbling to the floor.

The little being continued to stick to his hand with its four legs and tail, despite being knocked to the ground repeatedly.

"What the fuck is that?! It's some kind of alien! No, it can't be! Aargh! Fuck! Is it a Koinobiont?!" Sam exclaimed again, trying to get up to his feet to run out of the room, so he could ask for help.