A sailor is stuck in harbor due to an engine failure in his boat, and he learns that a friend of his has died, reportedly from suicide. He begins to investigate the matter himself, and finds there may be more to the story...

トニーこと赤木圭一郎の最高の一本。霧にむせぶ港町横浜を舞台に、不慮の死をとげた親友の謎を探る男・赤木圭一郎と、親友の恋人・芦川いづみとの淡いロマンスを絡めたミステリー・ロマン。