Hundred Days Punishment

The cow-horse graduate student was accidentally pulled into a different world by a kitten. With strange abilities, a strange body, and companions who can't tell the difference between friend and foe, the road ahead is unpredictable. All he knew was that a game of survival had begun. Person: "What is my mission?" Cat: "Kill a few top experts and change the world at the same time." Person: "Then what is my ability?" Cat: "Have you ever heard a little carp blow bubbles?"