An hour later, as they were going through the dropping twilight down Wall Street to the old office building, on the top floor of which she lived with her parents, they were still talking of each other, of their united future, and of their separate past.

When they came to the door and stood at the foot of the five flights of stairs that led up to the janitor's apartment, they had still many things to say to each other.

What seemed to Filson Shelby most astonishing was that he should now be engaged to be married, when that very morning he was not even aware of his love for her. And being a very young fellow, and, moreover, being very much in love, he could not keep this astonishing thing to himself, but must needs tell her.

"Do you know, Edna," he began, "that I must have been in love with you a long while without knowing it? Isn't that most extraordinary? And it was only this morning that I found it out!"

Standing on the stairs above him, and just out of his reach, she broke into a merry little laugh, and the tendrils of red hair quivered around her broad brow.

"What are you laughing at?" he asked.

"Oh, nothing," she answered, and then she laughed again. "At least, not much. It is only because men are so much slower to see things than women are."

"What do you mean?" he asked again.

"Well," she returned, laughing once more, and retreating two or three steps higher up the stairs, "I mean that you say you only found out this morning that you were in love with me—"

"Yes?"