He is the attorney, m'sieur."

"How did Mrs. Close receive him?"

"He is the attorney, m'sieur," Marie repeated persistently.

"And he, did he always call on business?"

"Oh, yes, always on business, but well, madame, she was a very
beautiful woman. Perhaps he like beautiful women--eh bien? That
was before the Doctor Gregory treated madame. After the doctor
treated madame M'sieur Lawrence do not call so often. That's
all."

"Are you thoroughly devoted to Mrs. Close? Would you do a favour
for her?" asked Craig point-blank.

"Sir, I would give my life, almost, for madame. She was always so
good to me."

"I don't ask you to give your life for her, Marie," said Craig,
"but you can do her a great service, a very great service."

"I will do it."

"To-night," said Craig, "I want you to sleep in Mrs. Close's
room. You can do so, for I know that Mr. Close is living at the
St. Francis Club until his wife returns from the sanitarium.
To-morrow morning come to my laboratory"--Craig handed her his
card--"and I will tell you what to do next. By the way, don't say