“Is this Mrs. Fulton?”

“That’s right.”

“Then you’ll pardon the question, Mrs. Fulton, but do you have a sister?”

“A sister?” she echoed.

“Yes.”

“Why, no.”

“A Miss Lucille Hart?” I insisted. “Isn’t she your sister?”

“I never heard of her. She’s certainly not my sister. I tell you, I have no sister.”

“I’m very sorry, then. There’s been some mistake,” I said, and hung up before she could ask for any explanation.

Four