Mood: The mood of the video appears to be romantic and melancholic, with a sense of longing. The title 'Pehle Pyaar ka pehla gham' translates to 'The first love's first sorrow', hinting at a bittersweet theme of first love and heartache. The overall emotion conveyed is one of nostalgia and yearning.

Environment: The setting of the video seems to be a stylized, abstract background with a predominantly turquoise color scheme, which adds to the melancholic and romantic ambiance. The focus is on the lead pair, with no clear indication of a specific location or outdoor setting.