We continue Visage Dolores Chapter 2 in Visage after picking up the sledgehammer from the garage.
Leave the garage. Now go smash three mirrors in the house. Walk to the living room and smash the first mirror. Go back the corridor straight forward and follow the corridor. You see the send mirror hanging on the wall. No smash this mirror also.
Go upstairs into the progress room. Find the mirror and smash that mirror. Behind this mirror is a glass sphere. Pickup the glass sphere.
You found the glass sphere. Now open the note in the glass sphere.