God-Level Evolution Animal Assassin Squad

Lin Hao transmigrated to a world of myriad races in a fantasy setting, and became a son-in-law of the Zhao family. He thought he would have to endure a life of humiliation, but he bound himself to a God-Level Evolution Animal System."Ding, your fly assassin has strengthened claws, equipped with metal weapons, sharp as blades!""Ding, your pet spider has completed its evolution, gaining a special skill, lethal toxin!"...From then on, a mysterious assassin organization appeared in the world, taking animals as subordinates, killing people invisibly."I'm sorry, my soldiers are actually animal handlers; the animals are the real legion!"Looking at the panicked enemy troops, Lin Hao said calmly.