After a devastating earthquake and tsunami hit Japan in 2011, Rei Shimura's beloved mentor Yasushi Ishida sends an S.O.S.. Rei immediately takes off from her historic cottage in Hawaii to find him. The search, however, is complicated by the disappearance of Ishida-san's apprentice Mayumi, a troubled 19-year-old from a famous lacquer dynasty. As Rei wades through wreckage, and her husband Michael heads to Fukushima to battle a spiraling nuclear disaster, they're caught in a massive wave of danger they never anticipated.