Ten years after a tsunami destroyed a small-town elementary school with all the children inside, a young man builds a mysterious structure out of the school’s remains, setting the town aflame with passions long forgotten.

A lawyer is asked to come to the police station to clear up a few loose ends in his witness report of a foul murder. “This will only take ten minutes”, they say, but it turns out to be one loose end after another, and the ten minutes he is away from his speech become longer and longer.