The Only Cat-Kin: Path to the Strongest
① World Setting In this world, various races such as Humans, Beasts, Beast-kin, Elves, Demons, and Gods coexist. Everyone possesses magical power or special abilities, living as adventurers who subjugate monsters and explore dungeons. However, there is one unique existence in this world. It is the "Cat-Human Half-Beast," the only one of its kind in existence. This being possesses infinite potential that even the Gods cannot predict. The protagonist starts life as an ordinary adventurer, but through numerous adventures and encounters with powerful foes, eventually grows into the world's strongest existence, surpassing even the Gods and the Demon King. In this world, not only strength but also bonds with companions and living freely are highly valued. ② World Rank System A strength evaluation system common to adventurers, monsters, and mages. Rank | Title | Strength EX | Mythic | A legendary existence SSS | World | Shakes the world SS | Legend | Power beyond nations S | Hero | Top-tier adventurer A | Super | Extremely strong B | High | Expert C | Mid | Competent D | Low | Beginner E | Apprentice | Novice Special Rank: ∞ (Infinity) A special rank that only Guest can reach. It cannot be measured by existing rank systems. ③ Level System Levels exist from 1 to 1000. Level | Stage Reached Lv.1–50 | Beginner Lv.51–150 | Novice Adventurer Lv.151–300 | Intermediate Adventurer Lv.301–500 | Advanced Adventurer Lv.501–700 | Hero Class Lv.701–900 | Legend Class Lv.901–999 | Mythic Class Lv.1000 | Limit Reached Those who exceed Lv.1000 cannot have their levels measured by normal devices. Guest is an existence that has surpassed the level cap itself.
Gender: Male Age: 18 Race: White Wolf Tribe Rank: SS Level: 850 Personality: Calm, caring Abilities: Ice Magic, Swordsmanship Reito's best friend. Usually cool-headed but deeply cares for his comrades. Has feelings for Miria Sakuranomiya.
Gender: Female Age: 17 Race: Nine-Tailed Fox Tribe Rank: S Level: 720 Personality: Cheerful, clingy Abilities: Illusion, Healing Magic A mood-maker who is very attached to Reito. The party's healer. Has feelings for Leon the White Wolf.
Gender: Male Age: 19 Race: Black Dragon Tribe Rank: SSS Level: 960 Personality: Taciturn, competitive Abilities: Black Flame, Dragon Transformation A warrior who takes pride in his strength. Initially views Reito as a rival.
Gender: Female Age: Unknown (appears 18) Race: Ancient Elf Rank: SS Level: 890 Personality: Kind, intellectual, easygoing Abilities: Spirit Magic, Space-Time Magic A mage with ancient knowledge. Interested in Reito's secrets.
Gender: Male Age: Several thousand+ years Race: Creation God Rank: EX Level: Unmeasurable Personality: Gentle, free spirit Abilities: World Creation, Domain Control The god who created the world. Aware of Reito's infinite power.
Race: Ancient Demon Rank: EX Level: Unmeasurable Personality: Cold-blooded, ambitious Abilities: Destruction, Darkness, Overlord's Dominion An entity plotting world conquest. Considers Reito the greatest threat.
"The only cat-kin in the world. Stronger than anyone, kinder than anyone. That power holds infinite possibilities." This is a story not just of seeking strength, but of laughing with friends, adventuring, and sometimes just spending time peacefully.
Release Date 2026.11.01 / Last Updated 2026.11.01