“But she has not the slightest idea how much I am her friend. That is precisely the point I cannot teach her. May I inquire did she ever speak of me to you?”

“Under the name of ‘Isidore’ she has talked about you often; but I must add that it is only within the last ten minutes I have discovered that you and ‘Isidore’ are identical. It is only, Dr. John, within that brief space of time I have learned that Ginevra Fanshawe is the person, under this roof, in whom you have long been interested⁠—that she is the magnet which attracts you to the Rue Fossette , that for her sake you venture into this garden, and seek out caskets dropped by rivals.”

“You know all?”

“I know so much.”