Mood: The mood of the video appears to be melancholic and introspective, with a sense of longing. The theme seems to revolve around heartbreak or separation, as suggested by the title 'Tune Jo Na Kaha'. The emotion conveyed is one of yearning and possibly regret.

Environment: The setting of the video seems to be an urban or city environment, possibly at night, given the blurred background with lights. The presence of a suited individual and the overall aesthetic suggest a modern, possibly upscale or trendy location.