To start learning Christian Delagrange - Reviens Mon Amour, Reviens chords, delve into these chords sequence to get the song's feel: B, F#, B, C#m, F#, Bm, F#, Em and F#. Start with a comfortable 45 BPM and as you become proficient, aim for the song's BPM of 91. Adjust the capo based on your vocal range and chord preference, keeping the song's key of B Major in mind.