Beneath Still Waters

In 1965, in Northern Spain, a dam will be built to bring progress to the location of Desbaria and the town of Marienbad is near to be completely flooded. Two boys, Teo and Luis, cross the security boundary to play in the evacuated town and they find a group of strange people chained in the watered basement is killed by the leader. Forty years later, in the celebration of the fortieth anniversary of Debaria Dam, a teenager vanishes in the lake while swimming with his girlfriend and their friend. (imdb)