Dvadcat' tretiy passazhir

Pyat' let nazad u policeyskogo agenta Martina Shvarca bez vesti propali zhena i syn, puteshestvuyuschie na kruiznom laynere "Sultan morey". Togda kruiznaya kompaniya otstaivala versiyu suicida. Odnako Martin v eto ne veril. I vot emu zvonit passazhirka togo samogo laynera i zayavlyaet, chto on dolzhen nemedlenno yavit'sya na bort "Sultana morey", u nee est' dokazatel'stva togo, chto ego zhena ne po svoey vole brosilas' v more. Bolee togo, vozmozhno, ego syn esche zhiv, a na laynere proishodyat strannye veschi. Brosiv vse dela, Martin otpravlyaetsya v nezhelannoe puteshestvie, preispolnennyy reshimosti dokopat'sya do istiny...