Mood: The mood of the video appears to be romantic and introspective, with a sense of longing. The theme seems to revolve around a deep emotional connection between two people, as hinted by the title 'Nothing Without You'. The overall emotion conveyed is one of love and dependency.

Environment: The setting of the video seems to be a dimly lit, possibly indoor location with a blend of blue, pink, and yellow lighting. The atmosphere is intimate and moody, suggesting a quiet, personal moment between the two individuals.