The three older men regarded the solemn-faced youngster with much amusement.

"What do you propose to do about it then, Jack?" the sailor asked.

"Please myself," Jack answered.

The sailor slapped his knee. "Well done!" he said. "By Jove, that's good! What about the girl?" he asked, suddenly.

"What girl?"

Commander Carstairs looked towards the ceiling. "Upstairs," he said.

"Oh, she'll be alright, thanks," the doctor answered.

"Be about again soon, I suppose?"

"Oh, yes. To-morrow."

"Then you'll have a chance before you go back, Jack, to prove yourself a man or a fool."