A drop-type hook mixed with synthesizer and autotune, which were not found in IU's music, combines with IU's voice to add freshness.

BTSpyo Old School Hip Hop Song. It is a song in the genre of rap rock that meets hip-hop grooves and metal-like guitar sounds of the '90s.

It contains the joy and pain of creation, and now that I have become an artist through them, I want to communicate with the world through singing and dancing. In particular, J-Hope is in charge of the first half of Song Light, showing his growth as a top liner.

In addition to the powerful and intense beats that seem to run from beginning to end, Jin's rocking ad-lib vocals are an impressive point of appreciation in the second half.

Norazo's vibrant message cheering for healthy modern life "vegetables".

The music video captures the spirit of the rough Viking, portraying Norazo's adventures in search of his health.

It is styled with all kinds of world music sounds that encompass the grasslands of the Alps and medieval fantasies.