"I think the best thing to do is to follow them as fast as we can,"
said Sahwah.

"I think so too," said Nyoda.

Puzzled as we were about Gladys's strange behavior, we were yet
relieved of all anxiety about the Striped Beetle and its passengers.
The girls were on their way to Chicago by way of Ligonier, the way we
had planned in the beginning, and had undoubtedly not fallen by the
wayside. We did wait long enough in Ft. Wayne to buy Margery a suit and
veil just like ours and were surprised and gratified to find that we
could get a suit exactly like ours down to the last button.

"Who do you suppose the girl in blue is with Gladys?" we asked each
other, as we took the road again. But, of course, no one could answer
this.

I was sitting in the front seat beside Nyoda. We had not gone very far
on the way when I saw her knit her brows in a frown and heard her
mutter to herself, "I thought we had lost you!" At the same time she
increased the speed of the car. Naturally, I looked ahead in the
direction in which she was looking, but there was nothing in sight.
Then I looked behind. About a hundred yards behind us was the red
roadster with the Frog calmly sitting at the wheel. How did Nyoda know
he was there? She had not turned around since we had left Ft. Wayne.

"Have you an eye in the back of your head?" I asked, curiously.

"No, but I have one in the back of my collar," she answered, trying to