Replace the PIANO KEY (H) and place the SHEET MUSIC HALF on the stand (I).
Play the keys as the light hits them; some keys are played more than once.
Take the 5/6 SOLDIER (J).
Enter the bedroom.
Enter the 485 code on the lock (K).
Read the death certificate and journal (L).
Take the 6/6 SOLDIER (M).
Walk down twice and look at the battlefield mini-game.
Place the 6 SOLDIERS in the tray (N).
Place the soldiers so all the lines are lit (O).