Hyper-realistic monochrome pencil sketch of a teacher observing students in a classroom

A highly detailed, hyper-realistic pencil sketch of Nani (Indian male,mid-30s, salt-and-pepper hair neatly combed back, stern gaze), standing silently at the doorway of the classroom, observing the students. His posture is upright, arms relaxed by his side. The composition follows the rule of thirds, with Nani framed at the left edge, students blurred in the background. The camera angle is Medium Shot, Slightly Low-Angle, emphasizing his authority and quiet presence. Lighting is chiaroscuro, casting a soft shadow across the doorway. The texture features smooth blended shading with sharp detail in Nani’s attire and face. The image is monochrome, high contrast, strictly true black-and-white, ultra-high-resolution, avoiding any anime or cartoon-like features, A highly detailed monochrome pencil sketch depicts an Indian male in his mid-30s standing at a classroom doorway. He has neatly combed salt-and-pepper hair and a stern gaze. The figure is poised with arms relaxed at his side. The students sit at their desks in the background, blurred to emphasize the teacher's observation. The composition follows the rule of thirds with the male figure on the left. The perspective is a medium shot from a slightly low angle to highlight authority. The lighting effects create gentle shadows across the doorway. High contrast and smooth shading depict the figure in ultra-high resolution without any cartoon elements