Mood: The mood of this video appears to be energetic and lively, with a theme of youthful rebellion and possibly romance. The presence of a group of stylishly dressed young adults and the bold typography suggests a fun and vibrant tone.

Environment: The setting seems to be an urban or party environment, likely in Delhi (given the reference to 'Dilli' in the title), with a focus on fashion and music. The color palette and styling hint at a modern, trendy atmosphere.