Kotaku described it as “freakin’ amazing,” and that’s a sentiment I must echo regarding this first of (hopefully) many episodic indie movies from the Purchase Brothers, detailing the escape of a ragtag band of survivors from the ruins of City-17 immediately after the events of Half Life 2. Showing remarkable skill with greenscreening and use of Adobe After Effects, these guys managed to direct a really quite compelling action short with what was apparently “no …