Mood: The mood of the video appears to be romantic and casual, with a sense of youthful energy. The theme seems to revolve around relationships and possibly the complexities of modern communication, given the man is on the phone. The overall emotion exuded is light-hearted and carefree.

Environment: The setting appears to be an outdoor location, possibly a college campus or a public park, indicated by the blurred background which includes greenery and a red structure. The presence of people in the background suggests a bustling environment.