A compact humanoid robot boy sustains his systems by converting consumed rice into energy, granting him extraordinary physical strength and blurring speed that optimize task execution. Seeking employment at a Tokyo family-run restaurant to methodically offset his sustenance costs, he negotiates labor in exchange for meals. Within the establishment, he engages routinely with the proprietors’ son and the son’s partner, contributing his capabilities to kitchen and service duties. His demeanor merges innocent curiosity with mechanical pragmatism, approaching responsibilities with earnest focus while adapting his superhuman traits to mundane challenges—peeling vegetables at imperceptible velocities, transporting heavy supplies effortlessly. The arrangement provides mutual benefit: his operational energy requirements are met through measured portions of rice, while the restaurant gains an indefatigable, precision-oriented worker.