You must search for the marbles until you have found all ten. Then your quest will be over and you will be able to live your life happily. You now take over as the part of Mr. Jones, the 89 year old weirdo.
Notes
Written by the author when he was 14-years old. The game boasts "over 600 locations plus 40 hidden rooms". Ken Reader (plus Daniel Walton) is credited for the graphics.