Mood: The mood of the video appears to be romantic and flirtatious, with a sense of playfulness and curiosity. The theme seems to revolve around a romantic relationship, with the title 'Kya Karu?' suggesting a questioning or puzzled tone, possibly about the speaker's actions or feelings in the relationship.

Environment: The environment or setting of the video is not explicitly clear, but based on the attire of the individuals and the background, it seems to be a modern, urban or possibly a stylized indoor setting. The colorful gradient background suggests a vibrant and lively atmosphere.