Grace was troubled as she sat silently in her little study room. Files were scattered all around her. She was deeply lost in thoughts. The door creaked open, and Emma peeked inside and proceeded in. She noticed how withdrawn Grace was.

　　"Hello!" Emma waved her hand in front of Grace, but nothing happened, Emma let out a sigh and bent down to arrange all the scattered files.

　　"Grace!" Emma called out to her a little louder, and Grace jerked back to her senses and ...