I. Introduction
Warning is the second mini album by Sunmi.
It was released on September 4, 2018, with "Siren" serving as the album's title track.
The album is the third and final part of her "Warning" trilogy.
II. Tracklist
1. Addict
2. Siren
3. Curve
4. Black Pearl
6. Heroine
7. Secret Tape
III. MV and Album Tracks
