Follow our crystal clear walkthrough and helpful tricks to get you through the rough spots!

Examine the easel and use the ACETONE on the brush; take the BRUSH (J).

Go up the scaffolding in Notre Dame.

Examine the hairdryer and place the FROZEN LOCK PIECE on the table; plug in the hairdryer (K).

Select the hairdryer twice to dry the lock piece.

Use the BRUSH on the red paint pot and paint a ball, repeat this action for the yellow and blue paints (L). Tip: Use the hand cursor and not the tip of the brush.

Place the three balls on the lock; take the PART OF A LOCK (M).

Go to the police station entrance in Paris.

Examine the gate; place the POLICE BADGE on it to trigger a puzzle (N).

Push all the buttons in.

To solve the puzzle, select the following buttons: G, 7, C and D (O).

Go forward into the police precinct.

Examine the police van and place the PART OF A LOCK on the lock (P).

Examine the opened van to access a HOS (Q).