Mood: The mood of the video appears to be melancholic and introspective, with a sense of longing. The use of the word 'SAD VERSION' in the title suggests that the video may be a soulful and emotional rendition of a popular song. The theme seems to be related to heartbreak or unrequited love.

Environment: The setting of the video appears to be a recording studio or a dimly lit performance space. The presence of a microphone and the artist's focused expression suggest a live performance or recording session. The dark background and red lighting create an intimate and emotive atmosphere.