Here I applied the black and white effect to our footage to give a film noir sense to our film.
Here I applied a dip to white effect to differentiate between the present day and the past.
Here I applied a cross dissolve to the footage to gain
a sense of passing time.
Finally, we applied a dip to black effect to again get a sense of time of passing. Also, it looks like the criminal is almost taking a photo of the scene which creates a sinister undertone to the thriller. Moreover, this could