Mood: The mood of the video appears to be melancholic and introspective, with a sense of longing. The theme seems to be related to love or a deep emotional connection, as suggested by the title 'Har Janam Humdum'. The overall emotion conveyed is one of nostalgia and yearning.

Environment: The setting of the video appears to be outdoors, possibly during the early morning or late evening, given the soft, warm lighting. The background features leafless trees, which could indicate a winter setting or a symbolic representation of a barren emotional landscape. The serene and natural environment contrasts with the emotional intensity of the title and the artist's expression.