“Say something concrete!”, shouts Zait (Numan Acar), the protagonist of In The Shadows (Gölgeler İçinde). He is frustrated by the endless riddling abstractions that the Repairman (Vedat Erincin) keeps offering to explain what is going on – but in fact plenty is concrete in writer/director Erdem Tepegoz’s dystopia which – with its rocks, rubble and…