Midge
From Treasure Adventure Game Wiki
Midge is one of the spirits found on Poveglia Island.
When talked to, Midge will give the player the Mouse Hat.
Dialogue
When talked to for the first time
Midge: In honor of your having saved my soul I would like to give you this special Mouse Hat.
If the player has the Mouse Hat
Midge: When you wear that Mouse Hat you'll look just like I did when I was alive.