Quest \"the house of God\" - implementation on time? (Kingdom Come: Deliverance)

Did I understand correctly that the quest is a certain period of time after visiting the grave-digger, for which Leszek alive, and if you miss, Smola the type to quietly kill and alloy? Because I did not gulp, and between stages was a considerable pause, and now Zmola no meeting does not appoint, and stupidly blames Leszek, who has left town.
From the inability to complete the quest as it should, of course, terribly was hot