Mood: The mood of the video appears to be melancholic and nostalgic, with a sense of longing. The theme seems to revolve around heartbreak, love, and remembrance. The title 'Can't Forget You' and 'Tujhe Bhula Diya' suggest a deep emotional connection and the struggle to move on from a past relationship.

Environment: The setting appears to be indoors, possibly a dimly lit room or a nighttime outdoor setting with artificial lighting. The blurred background and the focus on the protagonist's face create an intimate and contemplative atmosphere.