Sanitarium #3 (Of 6)

"The professor finds some small comfort in the suffocating walls of his cell at the Sanitarium, they remind him of his bunker. Where he was the last man and it was up to him to survive the doomsday from the stars. Was that real? Or is the Sanitarium an elaborate dream created by the 'aliens' to keep him from his destiny? From being humanity's last hope?"