It was not the duty of the latter, of course, to accompany or follow anybody leaving the house unless they were called. Hence it was quite possible for any of the guests to start out alone and make a trip to any part of the city without the protection of a watchful guard. The possibility that any of the guests might desire to take such a course did not occur to Marion or any other member of the household. It was presumed that everybody would gladly accept such protection on every occasion when it seemed advisable.