Shot on an extremely minuscule budget in Los Angeles, The Concrete River follows a mysterious hacker that finds a serial killer who has been targeting women, instead of turning over the evidence he takes matters into his own hands. budget Concrete Hacker Los Angeles Mysterious No Budget River Serial Killer VimeoFollow and Support the Filmmakers Similar Shorts You Might Like Green River – Part TwoDaily Pick The KillerDaily Pick Kara | a Star Wars Fan filmShort PicksDandekar Makes a Sandwich