After programmer Xu Changkong died suddenly while working overtime, he traveled to a strange game world where everyone except him was an NPC. What's even more outrageous is that he traveled through time and became a single dad with a baby girl waiting to be fed. Just when he was about to lie down and die, a complaining [National Daddy System] bound him. The system told him: If he wants to survive in this NPC world, he must take good care of his daughter and complete various bizarre tasks to gain survival points. However, in this seemingly warm game world, a group of NPCs who call themselves "stupid thieves" are ready to take action. They obviously have appallingly low IQs, but they can always accurately find the protagonist's flaws. What's even weirder is that these stupid thieves start to awaken their self-awareness and start to question why they always do stupid thefts. While Xu Changkong was raising his children and fighting monsters, he also had to deal with stupid thieves who were getting smarter and smarter. Until he discovered that behind this so-called "game world", there was a shocking secret hidden that could subvert reality...