Beast Control: I Can Gain Proficiency in the World of the Dead

Every creature in this world can become a pet beast... They have magical powers! After countless years of integration and development, pet beasts have completely integrated into human life. Their collision with talent and passion has created many unique professions. A warrior who can combine with a pet beast to possess powerful characteristics and body. A mage who can connect with the energy of the pet beast's body. There are also pet masters who focus on pet beasts and use them to fight. Nurturers, doctors... A colorful world.