Gianna de Valz

Gianna de Valz was the killer of socialte Yvonne Gardener in When the Noose Tightens (Case #30 of Rosenoque). She was later released and became a suspect in the murder investigation of her sister, socialite Kristina de Valz in Arrow Meets the Target (Case #2 of Rosenoque (The Mystery)).

Case Appearances

 * When the Noose Tightens (Case #30 of Rosenoque)
 * Arrow Meets the Target (Case #2 of Rosenoque (The Mystery))