The Rotting Traveller from the Waste

"It was supposed to be a simple job. Transport an unknown cargo and deliver it on a garbage-disposal planet. The dead moons of this system. Everything went fine until the second ship took more time than us to leave the surface. We thought nothing of it obviously. It's only when we all came back aboard the Sullico that things went from regularly boring to intensely horrifying. You see in space, many unfortunate things can happen right?! But nothing spells out "danger" more than an highly infectious organism masquerading as a human being. An abomination like a construct made of corpses and mechanical bits.."