In 2147, Lao Ma, a deliveryman from Earth who abides by interstellar express delivery regulations, encounters a mysterious blue-light falling object while delivering orders late at night, and unexpectedly picks up the alien girl Arianne who carries a secret. He knew that contact with alien creatures would erase his memory, but because of the softness of his heart, he violated the rules and hid the girl in the express truck. At the same time, the interstellar pursuit team is about to arrive in 24 hours. On one side, there are strict interstellar laws and fatal pursuit crises. On the other side, there is the mystery of the girl's life experience and inner persistence. Lao Ma is forced to embark on the dangerous interstellar escort road, and the fate of the little man is closely intertwined with the interstellar fetters.
