The "Why" music video tells a love story between a Hunter and a Hiking girl, focusing on the contrast between their personalities. The video explores the Hunter's rough and rugged mindset, highlighting his strength and survival instincts, while also showing the Hiking girl's soft and gentle mindset, reflecting her connection to nature and nurturing spirit. This juxtaposition creates a unique dynamic in their love story, emphasizing how opposites can attract and complement each other.