with his forefinger.

"Have the police any idea as to how the murderer got into the house and
got out again?" he asked.

At this question Raymond Case's face flushed.

"They do not think the murderer left the house," he answered in a low
tone.




CHAPTER II

LOVE UNDER A SHADOW

Raymond Case dropped back into his chair and buried his face in his
hands. Adam Adams eyed him curiously and with something of a fatherly
glance.

"It is plain to see what his trouble is," thought the detective. "He
is in love."

He was right, Raymond Case was furiously, desperately, hopelessly in
love. He had met Margaret Langmore at Bar Harbor but a few short weeks
before, and it had been a case of love at first sight upon both sides.
A few automobile rides and a few dances, and he had proposed and been
accepted, and he had counted himself the happiest man in all this wide
world. And now--