Introduction: In his first job, he was bullied by a wicked young man, and he was so proud that his leg was broken! The treatment by a quack doctor caused him to be permanently disabled! Since then, his life has been bleak, and there is no light anymore!He is used to being called around by others and driven at will, but because of an accident, he went back to thirty years ago. A new life is about to begin, let's watch him strike the sky and fight thousands of miles...