Overview

Ichiro Ueki, the unmotivated heir to his family’s traditional senbei shop, is stunned when his son from the future and grandson from an even more distant future suddenly appear. When a small mistake alters the timeline and threatens their very existence, the three generations set out through time to restore the future. Their journey takes them back to 1999, where Ichiro encounters his father as a young man and begins uncovering unexpected secrets about his family’s past.