Mood: The mood of the video appears to be lively and youthful, with a theme of music and performance. The presence of the words 'COVER SONG' suggests that the video may be a musical cover or a rendition of a popular song. The overall theme seems to be carefree and energetic.

Environment: The environment of the video seems to be outdoors, possibly in a park or a garden, with lush greenery and trees visible in the background. The setting appears to be serene and natural, with the young boy standing in front of a hedge, giving a sense of a casual and relaxed atmosphere.