Where can I watch Dark Souls in United States?

A young girl, Johanna, is attacked and seemingly murdered. Her father receives a phone call from the police pronouncing her dead as he sees her walk in the front door of their house. Strange things begin to happen to Johanna; she is disorientated and becomes pale and unresponsive. Similar attacks begin to happen, and Johanna’s father takes it on himself to find out the truth. He embarks on a dark thrill ride of lost memories, conspiracy, and zombie-like symptoms. Finding the mysterious darkness within is the source of the bizarre world he has uncovered.