Nourished by the sea, still, the waters will come for you and those you love. Then, in your unending grief, you must find her.
A small seaside fishing island in Northern Japan attempts to rebuild after a devastating tsunami has destroyed its community and washed away its inhabitants. A local fisherman, Kazuo, and his teenage daughter, Naomi, have been spared but they are left to reckon with their fragile relationship that was always held together by Mariko, the mother and wife, who was taken by the sea. When Kazuo discovers his wife's cell phone with an unsent text message, he is propelled to take up diving to search for her in the ocean, but a freak diving accident forces him to confront and mend his damaged relationship with his daughter.
Based on a true story.