Optimism, as Inspector Alvarez kws, is the road to calamity . . . - I nspector Alvarez is in a good mood, for once. The sun is shining, he has enjoyed a morning nap at his desk, and his irascible boss Superior Chief Salas is on holiday. But his new-found optimism soon leads to disaster. In time at all, Alvarez is mired down by a seemingly impossible task identifying a man drowned in the bay, who it quickly transpires may t have been drowned at all .