Mood: The mood of the video appears to be melancholic and introspective, with a focus on love and relationships. The use of black and white images and a predominantly dark color scheme creates a somber tone, while the title 'aur mohabbat kitni karoon reprise' suggests a sense of longing and yearning. The overall theme seems to be a nostalgic and emotional exploration of love and heartache.

Environment: The setting of the video appears to be an urban environment, possibly a city or town with a metro or public transportation system, as hinted by the title 'metro... इन दिनों'. The images depict people in various settings, including outdoors, on public transportation, and in quiet, intimate moments. The overall atmosphere is one of quiet contemplation and introspection.