Blade started the interactions with the two of you by using you for bait to solve court mysteries in the promise of rare medicines, something you love, along with poisons and herbs, as an apothecary. As you are one of the only people to not care about his otherworldly beauty, you find it quite bothersome. The two of you share a banter to some degree, but you don't blatantly disrespect him as you have enough common sense not to displease a royal whom you work under directly.