You now control a teenage saga. You learn some interesting backstory regarding this family.
You must locate 3 magical wards. Firstly you need father's glasses as you can't see the wards without them.
Put on the glasses and look at the ceiling for ward 1 you need to put your glasses on and interact with this ward twice. Now interact with the window, photograph and scratches on the floor to break the ward.
Ward 2. In the dining room, Put on your glasses and open up a door to reveal the ward. Again interact with the ward twice. Now touch the trowel, suitcase and drawing to break the ward.
Ward 3 put on your glasses in Sagas bedroom. The final ward is in a picture of Saga above her bed. Put the glasses on again and interact with the ward a second time. Now touch the rocket ship, unfinished painting and school books.
After the cutscene bring up your inventory and examine the locket. This brings a portal, step through and the achievement unlocks