Mood: The mood of the video appears to be romantic and passionate, with a sense of intensity and drama. The theme seems to revolve around love and relationships, given the title 'LUV LETTER'. The overall emotion conveyed is one of strong feelings and emotions, possibly heartbreak or longing.

Environment: The setting of the video appears to be a luxurious and ornate environment, possibly a mansion or a high-end interior space. The presence of a chandelier in the background suggests a sophisticated and elegant atmosphere. The overall setting seems to be indoors, with a focus on opulence and grandeur.