Mood: The mood of the video appears to be melancholic and nostalgic, with a theme of heartbreak and longing. The title 'Heartbreak Hits' and the phrase 'Tujhe Bhula Diya' (which translates to 'I have forgotten you') suggest a sense of loss and yearning.

Environment: The environment or setting of the video is not explicitly shown, but based on the title and the mood, it can be inferred that the video may be a music video or a playlist of songs related to heartbreak, possibly set in a contemporary or urban setting.