Takao, who is training to become a shoemaker, skipped school and is sketching shoes in a Japanese-style garden. He meets a mysterious woman, Yukino, who is older than him. Then, without arranging the times, the two start to see each other again and again, but only on rainy days. They deepen their relationship and open up to each other. But the end of the rainy season soon approaches …

Told in three interconnected segments, Takaki tells the story of his life as cruel winters, cold technology, and finally, adult obligations and responsibility converge to test the delicate petals of love.