In the Yami no Darius, Hikari no Xander series: 1. Ai ni Musebu Hakuchou (The Redemption of Darius Sterne) 2. Cinderella no Kenshin (The Taming of Xander Sterne)

Yami no Darius, Hikari no Xander was published digitally in English as The Twin Tycoons by Harlequin/SB Creative Corp. from September 17 to December 2, 2018.