Buchio grapples with a concern that all yokai like him eventually face: the fact that his lifespan is much longer than that of humans. His new friend Wagen has been dealing with the same concern in his life with his aging partner, Kazuhiko.
That first drive the three 
of us took together...
...في أوّل قيادة لنا نحن الثّلاثة معًا
Unsere erste Spritztour zu dritt.
Nuestro primer viaje juntos…
Nuestro primer viaje juntos…
Je n’oublierai jamais
la beauté de la mer
Nel nostro primo viaggio insieme...
Aquela primeira vez que
nós três andamos juntos...
Наша первая совместная поездка…