Mood: The mood of the video appears to be devotional and celebratory, with a sense of reverence and joy. The theme seems to be a musical tribute to Lord Ganesha, with the title 'Raje O Raje' suggesting a regal and majestic tone. The overall emotion conveyed is one of spiritual fervor and festivity.

Environment: The setting appears to be a grand, ornate temple or palace with intricate carvings and pillars, adorned with orange flowers and diyas (earthen lamps). The atmosphere is warm and golden, with a sense of luxury and opulence. The presence of Lord Ganesha and the mouse vehicle suggests a Hindu temple or a setting inspired by Indian architecture.