"Nobody's going to bother her while I'm about." Lister returned to the smoking-compartment, but the adventure had given him a pleasant thrill and he did not feel sleepy.

He got out his calculations and tried to interest himself until a man entered the car.
The fellow was rather handsome and his clothes were good, but Lister thought he looked perplexed.

He gave Lister a keen glance and went on through the car.

Some minutes afterwards, he came back, frowning savagely, stopped in front of Lister, as if he meant to speak, hesitated, and went out by the vestibule.
It was plain the fellow had gone to look for the girl and had not found her.

The conductor had seen to that.