The horde the plot summary

French made film in 2009 it finds a mobsters family in a abandoned appartement block for a funeral of Mathias Riovollan body was found in a dumpster. A demand of one of the gang leaders was to kill who ever did this. this leds the gang to attack a group of undead in a bloody conflict in the capital Paris with the whole of france in chaos and dispair with people going hungary and unrest every where, the vigilantes are more cops than criminals as the this is discover in a plot twist. The Horde sets its self up to be a film gritty urban noir and suddenly twists and confounds itself in to a complete horror. The undead horde are not explained in the film what so ever so they leave it to the audence to fill in the gaps in the plot. the plot hint to several zombie movies such as 28 days later dawn of the dead (rmk).