Set the scene at twilight, depicting a gritty urban environment with dimly lit streets and towering buildings. As the sun sets, a bus pulls up to the curb, its doors opening to reveal a group of masked individuals, the robbers. The street appears deserted, with only a few scattered pedestrians and parked cars in sight, creating an atmosphere of eerie quietude. The robbers step out of the bus with purpose, their movements calculated and silent, blending seamlessly into the shadows cast by the surrounding structures. Their faces obscured by masks, they carry themselves with determined resolve as they advance towards their target, the bank. Emphasize the realism of the setting with attention to detail, from the texture of the pavement to the flickering streetlights overhead, immersing the viewer in the gritty realism of the scene.