Mood: The mood of the video appears to be nostalgic and sentimental, with a theme of love and heartbreak. The sepia-toned background and collage of movie posters evoke a sense of nostalgia, while the title 'Muntashir Ki Diary Se' suggests a personal and introspective tone. The overall emotion conveyed is one of longing and romance.

Environment: The environment or setting of the video seems to be a blend of modern and vintage elements. The background is a collage of movie posters, which suggests a cinematic or film-related setting. The presence of two men in the foreground, one with glasses, adds a personal touch to the video. The setting appears to be indoors, possibly a film studio or a nostalgic representation of a bygone era.