Perhaps she who was going to come did not know which was his room.

He was not sure that he had given her the directions with sufficient clearness.

It was possible that she might make a mistake....

He began to believe that really she had made a mistake.
Fear and impatience made him open his door, taking his stand in the corridor in order to look down toward Freya's closed room.

Every time that footsteps sounded on the stairway or the grating of the elevator creaked, the bearded sailor trembled with a childish uneasiness.