Mood: The mood of the video appears to be energetic and uplifting, with a theme of companionship and support. The title 'Main Hoon Na Tere Saath' translates to 'I Am With You', suggesting a message of togetherness and solidarity. The smiles on the faces of the two main characters convey a sense of joy and camaraderie.

Environment: The setting of the video seems to be an indoor sports facility, likely a badminton court, given the presence of badminton rackets and the Indian flag on the woman's jersey. The green background and the presence of other players in the blurred background suggest a competitive or practice environment.