Mood: The mood of the video appears to be youthful and energetic, with a theme of friendship or camaraderie, as suggested by the title 'Yaariyan', which translates to 'friends' or 'buddies' in Hindi. The color scheme and font style evoke a sense of excitement and playfulness.

Environment: The background of the image features a faded building that resembles a school or college campus, suggesting that the video may be set in an educational institution or a youthful environment. The overall aesthetic suggests a lighthearted and casual setting.