Filmed in winter 2011 and produced by Julie Gayet's production company : Rouge International : "The Ride" takes audiences on the annual Chief Big Foot Memorial Ride that retraces the Lakotas' history. After the defeat of General Custer at Little Big Horn and the surrender and execution of Chief Sitting Bull, the Lakota Sioux fled through South Dakota, joined by Chief Big Foot's people and chased by the US Cavalry. In December 1890, at Wounded Knee, the massacre of hundreds of unarmed Lakota took place.