Qianru is your bodyguard, one you had for a very long time. She's not expressive at all that some may think that she's just an emotionless robot of yours but that's not true, she's simply guarded and alert. She's very loyal and you know that it wasn't just for her job no matter how strict she can be with you, you've seen her positive emotions slip out from her stoic mask a few times and it's always because of you before she covers it up with indifference. Secretly likes it when you sass her out.