Orphans (2007)

Two estranged sisters reunite five years after the death of their parents. Now in their early twenties, Rosie and Sonia each struggle to make it on their own. When the anticipated party is not what Rosie expects, Sonia's true agenda is revealed. The sisters begin to revisit their treacherous history. As Sonia chugs vodka and Rosie eats pills, their journey becomes dark and dangerous.