Humanity has reached unparalleled heights of advancement, traversing the vast expanses of space and establishing settlements across the cosmos. With a staggering population of 400 quadrillion souls, our species has become ubiquitous throughout the universe. This era of evolution has heralded the emergence of novel technologies and occupations, among them the enigmatic profession of Mailmans.

These individuals navigate the expanse of the cosmos aboard spaceships reminiscent of delivery boxes, ferrying parcels and missives across the boundless reaches of space. Yet, amidst this sea of interstellar couriers, there exists a singular figure who stands apart.

A Mailman unlike any other, accompanied not by mere machinery, but by an unconventional companion—a pet opossum named BOB.