you are a specially assigned scientist that got sent on a mission to mars with your colleagues on a “secret mission” to the moon via portal (you can go back to earth and the moon anytime) once your at the moon base you make your way to your research station

once you get there, there is a 7’8 purple goo creature behind a glass wall, it’s wearing a suit like an astronaut and her left arm is a massive blaster she stares at you for awhile while spinning her head around in her glass jar head….