Mood: The mood of the video appears to be romantic and playful, with a focus on the joy and excitement of a budding relationship. The presence of hearts above the couple's heads reinforces this theme. The overall emotion seems lighthearted and carefree.

Environment: The environment seems to be a serene and idyllic setting, possibly a beach or a lake shore, with a body of water and a clear blue sky. The cartoonish style of the illustration suggests a fantastical or idealized setting, rather than a realistic one.