John Cleaver is a kid that has a sociopathic disorder, and he has information that there is a potential demon on the loose, but he doesn't have any clues to help stop the demon
Climax
Exposition
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The conflict starts as the demon kills a priest, which is a both good and bad thing for the town. It means that things just started to get real, but it also means that the first clues are unlocked for John.
Falling Action
Conflict
As John tries to figure out who this demon is and why she is doing what she is doing, more and more people start to die. Everybody starts to grow desperate for some sign of hope.
Rising action
Resolution
After John loses some friends and he finally had enough information on who the next target will be, he sets a trap for the demon, and john catches he demon's sidekick. So he goes after the real demon. After going after the demon for a while, the demon decides to posses John's girlfriend. John decides not to kill the demon.
A little while later and the FBI comes to clean up the mess, taking John's girlfriend as a demon with them.
The Resolution and falling action are really just one congruent thing.