about midnight
`` And I will tell it without comment , without prejudice , if I can . '' Marcos nodded . The Count had lighted a cigarette and now leant against the window which opened on to the heavily barred balcony overlooking the Calle San Gregorio . `` Four nights ago , '' he said , `` at about midnight , Francisco de Mogente returned secretly to Saragossa . I think he was coming to this house ; but we shall never know that . No one knew he was coming -- not even Juanita . '' The Count glanced at his son only long enough to note the passage of a sort of shadow across his dark eyes at the mention of the schoolgirl 's name .