Reborn to Set Things Right: Who Says a Veterinarian Isn't a Doctor?

A low-level nobody wasted his three years of high school, spending every day worrying about things that might never happen. When it came time to fill out his college applications, he picked at random. By sheer chance, he ended up studying animal husbandry and veterinary medicine, and found his path in life. Through hard work, he managed to master a trade. But after accidentally touching the interests of powerful people, he was betrayed by a friend and fell to his death from a rooftop. Yet fate gave him another chance: reborn, he was determined to reclaim everything that belonged to him.