Mood: The mood of the video appears to be romantic and intimate, with a sense of longing or questioning. The theme seems to revolve around love, relationships, and possibly heartbreak. The use of the phrase 'Rootha Kyun' which translates to 'Why did you leave?' or 'Why did you go?', suggests a sense of separation or loss.

Environment: The setting of the video appears to be a dimly lit, possibly indoor location with a dark and moody atmosphere. The presence of snow or frost on the woman's face adds a sense of coldness and isolation to the scene.