Dorn from Shadowgate 64: Trials of the Four Towers is the grandfather of a little girl that drowned named Kaitlin. When Kaitlin went missing, he came across one of her slippers. Hoping to keep something of her's, he doesn't allow anyone to take it until the main character, Del Cottonwood, finds out where she is. After bringing her both slippers, she'll go back to her grandfather at the Disciples' Tower. In return, her grandfather will give Del the Stone of Thirst.
Lakmir tells Del to seek out Dorn in the first Tower, as he may help you.
