A highly detailed, hyper-realistic pencil sketch of a group of students (late teens) in a classroom, laughing and celebrating amidst party decorations. The composition is rules of third, the camera angle is Wide shot, eye-level, the lighting is chiaroscuro, the texture is smooth blended shading. The color tone is monochrome with high contrast, strictly maintaining a true black-and-white aesthetic without stylization. The image is sharp and detailed, ultra-high-resolution, finely shaded, avoiding any anime or cartoon-like features, Highly detailed pencil sketch of teens in classroom. Students celebrate together. Party decorations enhance the atmosphere. Smooth blended shading creates realistic texture. High contrast monochrome aesthetic