Mood: The mood of the video appears to be melancholic and introspective, with a sense of longing. The theme seems to revolve around heartbreak, love, or a deep emotional connection, as hinted by the song title 'Kaise Mujhe'. The overall tone is somber and contemplative.

Environment: The setting of the video seems to be indoors, possibly on a train or in a room with a similar ambiance, given the presence of what appears to be a train window or a decorative element with an arched cutout. The beige-colored background and the presence of a pillow suggest a cozy yet subdued environment.