XLOV – I ONE är gruppens andra singelalbum, släppt den 13 juni 2025. Albumet innehåller 6 spår, inklusive titelspåret "1&Only".
 
Package(ONE Ver.)
- SUPER JEWEL CASE : 144 x 125 mm
- BOOKLET : 115 x 117 mm / 24 pages
- DISC (CD) : 1 CD (Features the "ONE" logo design)
- LYRICS : 112 x 117 mm / 4 pages
- TATTOO STICKER : 80 x 110 mm / Includes signature-style designs
- PHOTOCARD : 55 x 85 mm / Random 2 out of 8 types
 
Package(I Ver.)
- SUPER JEWEL CASE : 144 x 125 mm
- BOOKLET : 115 x 117 mm / 24 pages
- DISC (CD) : 1 CD (Features the "ONE" logo design)
- LYRICS : 112 x 117 mm / 4 pages
- TATTOO STICKER : 80 x 110 mm / Includes signature-style designs
- PHOTOCARD : 55 x 85 mm / Random 2 out of 8 types