Mood: The mood of the video appears to be romantic and youthful, with a sense of excitement and joy. The theme seems to revolve around love and relationships, possibly with a focus on unrequited love or a one-sided romance, as hinted by the title 'Ek Tarfa Pyar'. The overall emotion exuded is upbeat and lively.

Environment: The setting of the video seems to be an urban or cityscape at night, with blurred lights in the background suggesting a vibrant and lively atmosphere. The focus, however, is on the three main characters, indicating that the video might be more focused on their interactions and emotions rather than the surroundings.