[Verse 1 – Singing] Behind closed doors, your touch is mine, 誰にも言えない secret sign Whispers in the dark, just you and I, 燃えるような想いは silent fire Every glance feels like a crime, でも止められない, crossing the line Hidden flame, burning bright, 夜に溶けて消えない light [Pre-Chorus – Singing] 心の奥で叫ぶけど, No one knows, it’s only us Every heartbeat, every sigh, A forbidden love we can’t deny [Chorus – Singing] Hidden flame, 君とのlove, 誰も知らない夜のabove 甘く危険なこの feeling, I can’t escape it, don’t want to Hidden flame, under the moon, 燃える胸に secret tune 触れた瞬間, 世界は止まる, Just you and I, in the shadow room [Verse 2 – Rap] Yeah, late nights, sneakin’ through the rain, 心の奥、燃えるpain Every text deleted, every call erased, でも俺の心はもう enslaved Whisper your name, don’t say a word, 誰にも届かない, let it be unheard This fire’s dangerous, we know it well, But one touch and we’re under its spell [Pre-Chorus – Singing] 誰も知らない love story, Just a secret we hold tightly Every stolen kiss, every hidden glance, この恋は risk, but I’ll take the chance [Chorus – Singing] Hidden flame, 君とのlove, 誰も知らない夜のabove 甘く危険なこの feeling, I can’t escape it, don’t want to Hidden flame, under the moon, 燃える胸に secret tune 触れた瞬間, 世界は止まる, Just you and I, in the shadow room [Bridge – Rap + Singing] (Rap) This love’s forbidden but I can’t resist, Every stolen moment, every secret kiss 心の中で only you exist, Even if the world says we should desist (Singing) Take my hand, let’s hide tonight, この秘密だけが our light Even if tomorrow comes too soon, I’ll keep you safe in this hidden room [Final Chorus – Singing + Rap Ad-libs] Hidden flame, 君とのlove, 誰も知らない夜のabove 甘く危険なこの feeling, I can’t escape it, don’t want to Hidden flame, under the moon, 燃える胸に secret tune 触れた瞬間, 世界は止まる, Just you and I, in the shadow room
