Walking Alley Tour

Add to this scene: 3 to 4 tourists walking behind a guide.

- Positioned along the most natural walking surface in the input — alley, sidewalk, promenade, corridor, garden path, colonnade
- Group heading into the scene (away from camera preferred) along the visible path direction
- Guide at front, professional polo, gesturing or looking back at the group
- Mixed ages 30–55, smart-casual walking attire, comfortable shoes
- Natural mid-stride postures, engaged conversation
- Group occupies about 25% of frame width

Match lighting, shadow direction, and surface textures exactly. People grounded with correct perspective scale.

If the input has no visible walking path or circulation area, return the input unchanged.