Goodness knows what the three of them will plan." She decided to turn down a side street, go back one block and into the public library.

She could easily leave the library by the side entrance and cut across Putnam Square.

That would mislead David, although no doubt he would find them before the evening was over.
Grace lost no time in putting her plan into action.

As she hurried into the library she looked back, but saw no sign of David.

When she reached Putnam Square she almost ran along the broad asphalt walk.