Sudmedekspert Sergey Sablin – chelovek kristal'no chestnyy, beskompromissnyy, no pri etom slishkom pryamolineynyy – mnogim kazhetsya grubym, s tyazhelym kharakterom. Da chto tam mnogim – vsem, vklyuchaya rodnuyu mat' i lyubimuyu zhenshchinu... No dlya vracha Sablina istina – glavnoye, na sdelki s sovest'yu on ne idet, chem by yego ni primanivali i chem by ni grozili lyudi, zainteresovannyye v tekh ili inykh vyvodakh vskrytiya…
