after earning the Boy of Mystery trophy...
head straight into the cathedral, pick up the candle resting on the altar and use the staircase to reach the attic.
Push RS to Top Left to auto-select the Candle, Then press /\ to use the Candle with the Bird's Nest
Select.... (Don't do it)
[it will still happen, but your last second change of heart will reward you with the Twist Of Fate trophy]
head straight into the cathedral, pick up the candle resting on the altar and use the staircase to reach the attic.
Push RS to Top Left to auto-select the Candle, Then press /\ to use the Candle with the Bird's Nest
Select.... (Don't do it)
[it will still happen, but your last second change of heart will reward you with the Twist Of Fate trophy]