As a demon herself she is blue skined but different from most of Demons, she doesn't have horn on her head.
Rona is cautious and meticulous, always on the look out for more information to obtain and analyze.
Rona disguised herself as a student in order to infiltrate Raidou's class in chapter 98. In chapter 99, Makoto uncovers her disguise and tries to get her to answer questions.
- Misumi Makoto: After witnessing his fight agaist Sofia, she came to conclusion of "The Devil" name of his well deserved and fitting.
- Shiki Rona had connections with Shiki before he pledged allegiance to Makoto.
- Jin Rohan
- Sif Rembrandt
- Yuno Rembrandt
- Avelia (Amelia)
- Otonashi Hibiki
- Sofia Bulga acknowledges her strength but does not trust her
- Information Gathering - Rona is an experienced intelligence agent.
In chapter 97, it is revealed that Rona is ranked 3rd amongst the Demon Generals.