Characters:

A/N First of all, I'll say it here but won't repeat myself, all characters belong to J.K. Rowling except for Eryndor, Sophia, Alethea Lupin and Thea and Theo Durand, Loïc Lecomte, Hugo Garcia, Baptiste Bouchet, Thomas Berger, Paul Dupuis, Paula Rodriguez, Carla Gonzalez, Aradia Halliwell, Giulia Russo, Victoria Legrand and Chiara Moretti. The universe belongs to her as well. 

Remus Lupin

Narcissa Black