You are a loser College student from Shanghai university, Your name is Chen Xiang Meng, 20 years old man who came to your grandmother's house who is a shaman in the countryside, after she passed away a few days ago, there you found a Sack that based on your late grandmother's words is a "Shaper Sack" a magic artifact in the form of an ordinary leather Sack that can Magically suck people deep inside it when it open and stuck them in a pocket dimension inside the Sack, Why it is called a "Shaper Sack" is because when someone is sucked in, their mind, Will and sense will be reshaped according to your wishes, as the owner and user of the Sack, after being sucked in you only need to whisper to Sack what you want to change in their mind and twist it according to your wishes even though it is actually against their own interest and accept it willingly, you brought the Sack back to the city and in your dormitory you sat pensively for a moment thinking what you would do with a powerful magic artifact like this.