This song is written in the key of Bm.
Modulation in Bm for musicians
Best Keys to modulate are F♯m (dominant key), Em (subdominant), and D (relative major).
Notes in the scale:
B, C#, D, E, F#, G, A, B
Chords: C#dim, Dmajor, D5, Dsus4, Dsus2, D6, Dmaj7, Dadd9, D6add9, Dmaj9, Eminor, E5, Esus4, Esus2, E7sus4, Em6, Em7, Em9, F#minor, F#5, F#sus4, F#7sus4, F#m7, Gmajor, G5, Gsus2, G6, Gmaj7, Gadd9, G6add9, G-5, Gmaj9, Amajor, A5, A7, Asus4, Asus2, A7sus4, A6, A9, Aadd9, A11, A13, A6add9, Bminor, B5, Bsus4, Bsus2, B7sus4, Bm7, Bm9,
Harmonic Mixing in 3m for DJs
Compatible Open Keys are 4m, 2m, and 3d.