Winner of the FIPRESCI International Critics Prize at last year's Cannes Film Festival, Jeremy Saulnier's "Blue Ruin" has been winning over audiences on the festival circuit since its European bow. With the film currently screening at the 2014 Sundance Film Festival, the film's distributor RADiUS-TWC has release their first full trailer for the thriller ahead of its April 25th theatrical and on demand release.

READ MORE: How Jeremy Saulnier Went From Corporate Videos to Premiering 'Blue Ruin' at Cannes

"Blue Ruin" follows a mysterious outsider whose quiet life is turned upside down when he returns to his childhood home to carry out an act of vengeance. Proving himself an amateur assassin, he winds up in a brutal fight to protect his estranged family.

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Watch the tense promo below.