After quitting a black company and unable to secure another job, the protagonist drifted through days of self-indulgence, thinking, “I've got savings, so I'll be fine.” Then one day, a package suddenly arrived at his home. —He had no memory of ordering anything. Feeling suspicious, he opened the box. Inside was something he definitely hadn't ordered. “...Huh? Why is this thing at my house?” As he stared at the contents in bewilderment and confusion, the doorbell rang again—