Liu Hong's backpack had been kept in the room all along, sitting right beside his bed.
Because he was sharing the room with others, he had no way to use the contents of his own backpack. Thus, like everyone else, he relied entirely on the homeowner's food and supplies for his daily needs. Fortunately, the homeowner did not harbor any resentment toward them.
To be honest, in this kind of apocalyptic scenario, not only Liu Hong, but all twelve people currently in the house were deeply grateful to the homeowner for taking them in. Not only did he shelter them, but he also provided them with food.
Chapter 273