Genji, as the youngest child and legal heir to the Kamatani tea house, is responsible for rejuvenating the ancestral business, making it appealing to the younger generation and competing with his accomplished elder siblings. Luckily, his grandfather introduces him to a remarkable tea caddy crafted by an exceptionally talented artisan in the neighboring town. Impressed by this, Genji approaches the artist with a proposal for partnership, but the creator's strong and unexpected reaction takes him aback.