In the begining, Rin was seen as a minor, always serving Saki where or whenever she is is, but over time her role has seemingly increased. While Rin is very loyal and caring to Saki, she is also very dutiful. These made her conflicted when Saki once ran away from home, and Rin was ordered to bring her back, even by force. But after Saki managed to settle things with her family, she and Rin were able to remain friends.