Mood: The mood of the video appears to be melancholic and introspective, with a sense of longing. The theme seems to revolve around a person's emotional state, possibly heartbreak or yearning, as suggested by the title 'Aaya Na Tu'. The overall emotion conveyed is one of nostalgia and possibly regret.

Environment: The setting of the video appears to be a bustling café or restaurant, with people in the background engaged in conversation. The main subject, Salman Khan, is seated at a table, looking directly at the camera with a contemplative expression. The atmosphere seems casual yet somber, fitting for a reflective song.