ten o’clock
No letter was there . The day wore on to evening -- and , with the evening , there appeared a woman who was a stranger to him . She looked like a servant ; and she was the bearer of a mysterious message . `` Please be at the garden-door that opens on the lane , at ten o'clock to-morrow morning . Knock three times at the door -- and then say ` Adela . ' Some one who wishes you well will be alone in the shrubbery , and will let you in . No , sir !