"Very well, I will keep your secret," returned Madge slowly. "I do not
wish you to leave us, Miss Jones. I wish you to stay and take care of
us, just as you planned to do."

"You are only saying that, dear, because you know I have no other place
to go for my holiday, and you are afraid my health will suffer. You
must not think of my health. I can not stay with you just for my own
sake."

"Then stay for ours," said Madge shortly, and without further words she
went into the cabin and climbed into her berth.

Sleep was far from weighing down her eyelids. She lay awake for some
time, wondering why clouds and distrust should so often spring up among
human beings when everything seemed arranged for their perfect
happiness.

She generously made up her mind, however, never to trouble their
chaperon with questions about her mysterious visitor, but she
determined to discover for herself who that boy was, and whether he had
come aboard the boat to rob them.




CHAPTER VII

THEIR UNKNOWN JAILER

"Madge Morton, what do you mean sleeping until seven o'clock, the first