ten o'clock
`` I will tell you who I am , if you will tell me where I can see you alone to-night , '' Frank whispered , for the other patients were gazing curiously at him . `` I can go to the little summer house in the garden at the back , '' the man went on , as though it was of no interest to him . `` This is my well night . I will be there at ten o'clock . '' `` I will meet you , '' Frank whispered , and then , seeing an attendant coming on a run toward him , the boy made a dash for the woods and disappeared . `` Who was that ? '' asked the guard , coming up to where Frank had stood conversing .