Red Velvet Irene & Seulgi 1st Mini Album 'Monster'
Inclusions:
- PACKAGE : 1, Varies by version (Top Note / Middle Note Version)
- CASE : 1, Varies by version
- COVER 1, Varies by version
- PHOTOBOOK : 1, 72p , Varies by version
- LYRICS BOOK : 1, Varies by version
- GUARANTEE CARD : Random 1 of 2
- POST CARD : Random 2 of 6, Varies by version
- CD : 1, Varies by version
- PHOTOCARD : Random 1 of 6, Varies by version
- FOLDED POSTER : Random 1 of 3, Varies by version
Track List:
- 01 Monster
- 놀이 (Naughty)
- Diamond
- Feel Good
- Jelly
- Bonus Track - Uncover (Sung by 슬기)