Zeushi-kun reigns as prince of Nikuniku Land, a kingdom high above the clouds. His defining passion is an intense love for meat, which shapes his daily thoughts and activities, though he also welcomes vegetables. He shares this meat-centric life with his close companion, Minota, collaborating and interacting regularly.

He journeys from his royal home to the human world, joining the Miito family household. Living among them facilitates his exploration and discovery of diverse domestic meat products. His presence engages him in family meals and dinner table scenes featuring various meat dishes. Through these interactions, he participates in showcasing the qualities and origins of livestock and agricultural products, particularly domestic meats, in an approachable and educational way.

His story extends beyond this initial move, maintaining his stay with the Miito family for further meat appreciation and learning experiences. His core traits and circumstances remain consistent throughout subsequent appearances, with the educational focus on meat products enduring.