Do Not Unpack!Liu Bi suffers from darkness phobia, and often has hallucinations or sees strange things in the dark, but in order to help his sister to see a doctor, Liu Bi finally decided to go to a strange courier company to become a courier brother. During the day it is a normal company, but at night there are spooky packages which gets delivered. "A late-night package, who knows what's in it?" What horrors will those strange packages trigger at night? what's behind the package.