Dangerous Species

[No system + invincibility + evil + decisive killing] The ancients said: If a worker wants to do his job well, he must first sharpen his tools. "I am the best person in the world with sharp weapons." "Of course, he is also the strongest person in the world." 16-Year-old Ifrit said this to her sister. The smelting master who forged artifacts in the Eastern world. After being reincarnated into another world, as an alchemist master, he also came into contact with forbidden areas. Relying on the [double degree] patient with a personality defect, he began to cause trouble and become disgusted with the sight of dogs...