My Hakimi Has the Power of Breathing

The protagonist Mijiha was unfortunately hit and killed by a car while crossing the road while holding his pet cat "Hakimi". He traveled to a world where humans and alien beasts coexisted, and there he participated in the competition for the best alien beast master in the world. Under the guidance of Immortal Haji, Mijiha and Hakimi relied on the bonds of love and friendship and the power of "Haji" to defeat powerful enemies and climb to the championship. But in the dark, a conspiracy to plunder alien beasts and seize supernatural powers is brewing...