Sakai Sabaku, a truck driver on the roads of Japan. His partner is Jari, a mysterious cat made of sand. When the wind blows, its shape crumbles, and when touched, it slips through the fingers. Yet it is definitely there. Jari, whose origins and true nature are unknown, and Sabaku, clumsy yet relentless, continue their journey. Along the way, they encounter people and strange beings at every stop. The two discover something more than just “cargo transport.” A mysterious and bittersweet tale.