#2 of 3 in Numina Trilogy
#2 of 2 in Spellbreaker Duology
#3 of 3 in Numina Trilogy
#4 of 4 in The Paper Magician
#5 of 7 in The Witcher
#1 of 3 in Girls of Paper and Fire
#1-3 of 6 in All Souls
#2 of 4 in Hades x Persephone Saga
#4 of 7 in Finishing School