A Haitian teenager who moved to France after the 2010 earthquake and befriends Fanny; her family is connected to voodoo culture.
Katy is a close family member of Mélissa and the link to her family's voodoo culture.
Katy is explicitly identified as Mélissa's aunt.
Their friendship connects the French teenage protagonist with Mélissa's Haitian background.
The plot states that Fanny makes friends with Mélissa after Mélissa moves from Haiti to France.
Explore the full interactive character relationship map of Zombi Child