Bellflower

Two friends spend all their free time building flame-throwers and weapons of mass destruction in hopes that a global apocalypse will occur and clear the runway for their imaginary gang "Mother Medusa".

Bellflower is a 2012 drama romance movie directed by Evan Glodell, starring Rebekah Brandes, Tyler Dawson, Jessie Wiseman. It holds an IMDb rating of 6.3/10 from 8,261 votes and runs 1h 46m.