Mood: The mood of the video appears to be romantic and melancholic, with a hint of nostalgia. The title 'Tujhe Dekha Jab Se' suggests a longing or yearning for someone, which is a common theme in Indian romantic songs. The overall emotion conveyed is one of love and devotion.

Environment: The setting of the video seems to be a dimly lit stage or performance area, with the singer holding a microphone and wearing a leather jacket. The background is blurred, but it appears to be a live performance or a music concert setting.