Rein, an animal tamer, is kicked out of the group of heroes because others think her skills are weak. A kind person, he now lives freely as an adventurer. During his journey, he meets superior species, tames them, and his life changes

Kicked out of his Hero party, Beast Tamer Rein decides to set off on his own adventure, and it doesn't take long until he runs into the cat-eared girl, Kanade. Drawn to him after being saved from a vicious monster attack, this girl from one of the strongest species-the Cat Spirits-asks to be tamed by him. Now forming a contract with her, his new life as an adventurer begins.—Crunchyroll