Travel Through Another World and Conquer the Best Contract Beasts

In the 20th century, in a prison in the United States, a man named Jane Wilson had just completed his release procedures. He was sentenced to ten years in prison and was now 27 years old. He had no ability, no background, and no support from his family. Sooner or later, he would fall into the killing line and become a slime in the sewer. However, a miracle happened. Just when Wilson was worried about his future, a white light flashed. When he opened his eyes again, he had arrived in a strange town, and a man's voice rang in his ears: "Dear time traveler! This is the Western Continent of Eniak. I have helped you inspire the power hidden in your body. Now, let those beasts bow to you!" At the same time, a string of words appeared in front of me: [Ability: Unlimited Contract]