Mood: The mood of the video appears to be melancholic and introspective, with a sense of longing. The theme seems to revolve around love, heartbreak, and possibly regret. The use of black and white for two of the characters, with the central figure in color, may indicate a contrast between past and present or reality and fantasy.

Environment: The setting appears to be a luxurious, possibly historical or vintage, indoor environment, likely a mansion or a palace, given the ornate details in the background. The presence of chandeliers and classical architecture suggests a high-end or royal setting.