Rosa

A shy, abused girl who used to live in the streets as a rose vendor. Rosa grew up with Catherine and the mental trauma of her death is pushing her to seek revenge on Guilleme. She is recently unstable and torn between revenge and mourning. She has been friends with Guilleme for a long time and feels a certain kinship with him, but she is suspicious of Guilleme and his secrets. It is unclear if she has romantic feelings for either Catherine or Guilleme. [From official site]