The titles to Insidious (2010)

in the opening we are introduced to a young boy and the setting which is a normal bedroom this is a stereotypical setting of possessive horrors,nothing unusual,. There is low key lighting is dark this creates a tense atmosphere, The camera moves into another room followed with non-diegetic background music which provides a dramatic mood causing suspense and tension, and creating an enigma of whats going to happen next.  At the end of the extract there is a candle with a scary mask the mask foreshadows an upcoming event as the purpose of the mask is to scare, the candle adds to the mask tension as it's made the main focus since the background is pitch black.