You can get the Code Geass Code Black+ album at Seiyuu.me. It features the songs:

01 Back to Zero – Lelouch (CV. Fukuyama Jun)
02 libra – Lelouch (CV. Fukuyama Jun)
03 Born to be Queen – Cornelia (CV. Minagawa Junko) / Euphemia (CV. Minami Omi)
04 Make My Day – Kallen (CV. Koshimizu Ami)
05 Glory Days – Kallen (CV. Koshimizu Ami) / CC (CV. Yukana)
06 Reload – CC (CV. Yukana)
07 Otome no Twinkle Love – Nunnally (CV. Nazuka Kaori) / Kaguya (CV. Kanai Mika) / Tenshi (CV. Matsumoto Tamaki)