Mood: The mood of the video appears to be contemplative and introspective, with a sense of longing. The theme seems to revolve around self-discovery and identity, as hinted by the title 'Who Am I'. The overall emotion evoked is calm and serene, with a touch of melancholy.

Environment: The setting of the video appears to be a serene and peaceful environment, with a body of water and a distant structure or mountain range in the background. The couple in the boat suggests a sense of isolation and intimacy, which adds to the contemplative mood. The rustic and earthy tones of the image also evoke a sense of natural beauty and simplicity.