“ONTHEEDGE”revealsararethemeforworldcinema-femalesaberfencing.Thetwomaincharactersarethebestsaber-fencersinRussia.Oneofthemhasbeenontopofthegloryforthelongtime,whilethesecondonehasjustbrokeintothenationalteamthroughwinningalmostallthetournaments.Thebattlebetweenthetwogreatfencersragesonthesportsgrounds,andcontinuesinreallife.