Mood: The mood of the video appears to be melodic and emotive, with a theme of music and performance. The presence of a well-known singer, Shreya Ghoshal, and the title 'Sun Raha Hai Na Tu' suggests a romantic and soulful tone.

Environment: The setting seems to be a promotional or advertising environment, likely for a music video or a song performance. The background is divided into two contrasting sections, one black and the other brown, which could represent a creative or artistic space.