A jewel thief who, along with Sanson and Hanson, initially chases Nadia to steal her Blue Water pendant. He eventually teams up with the protagonists and Captain Nemo in the struggle against the Neo-Atlantean forces.
A steadfast partnership built on mutual protection, shared missions, and eventual familial bonds.
Grandis harbors intense romantic feelings for Nemo, who remains completely oblivious throughout the season.
Electra and Grandis engage in direct competition for Nemo's affection, causing tension during shore leave.
A tense interpersonal rivalry driven by competition for Nemo's attention and contrasting personalities.
Hostile encounters where Grandis's gang actively opposes Gargoyle's operations and compound.
A hierarchical relationship where Nemo oversees Grandis's duties while maintaining professional distance.
Sanson acts protectively toward Grandis during high-risk operations, occasionally overriding her commands for her safety.
Explore the full interactive character relationship map of Nadia: The Secret of Blue Water