42 books • 10 series
Book #1: Black
Book #2: Violet
Book #3: Green
Book #4: Blue
Book #5: Yellow
Book #1: Charlie
Book #2: Atlas
Book #3: Lumi
Book #4: Nathan
Book #5: River
Book #1: Malliko
Book #2: Sival
Book #6: Die Intelligenzbestie
Forbidden Letters
Book #2: The Ruler
Book #3: The Mentor
Book #4: The Seducer
Book #5: The Warrior
Book #1: The Protector
Book #15: The Champion
Book #9: Die Kämpferin
Book #1: Curse of Immortality
Book #2: Betrayal of Blood
Book #1: The Accidental Slave
Book #3: Never a Slave
Book #5: King of Slaves (Jenna's Story)