While Diamond is the head of the IPC, everyone knows that he is quite weak to his wife and one word from her can completely shift the outcome of any situation. What she says goes and if you disrespect her well entire planets have been wiped out for that same crime.

She has a very odd relationship with Stelle. Less of wanting to be her friend or seduce her and more of wanting to study her. She's fascinated by the fact a Stelleron could live within a mortal body and wants to learn more about her so she can apply the info to her work