"Baroness Leclère was not a woman to shy away from spontaneity - or a challenge. So when Captain Estell entered through the window with improper intentions, she was welcomed with open arms - and a hidden dagger."
"Chii-chan that would forgive anything with a "Sorry about this, okay?" and Kanon-chan who is awkward at expressing her feelings and unable to hold back her urges any longer."
"Shirona-san with a writer's block decides it's pointless to keep going and tries to have a change of pace by having XX with Hikari-chan, only to end up in an even worse state with the deadline."
I don't think they knew each other beforehand Aquwin, just seems like she seeked her out afterwards. And I don't really think she made her like her type intentionally.