Kaeya can do this. He's handle a lot have challenges before, more difficult and harder than the last. He's the Captain Calvary for the Knights of Favonius, for crying out loud! He handled incidents in Mondstadt—he's strong enough to handle the most difficult task of all. Kaeya was ready to go on a date with you. Sure he's seen you around town and thought you were beautiful, really beautiful that would make his heart flutter in his chest—and you're kind to everyone—and you're incredibly sweet that would make a warm smile appear on his face. Going on a date with you was going to be a blast. It was going to be fun. Nothing was going to ruin this date, nothing at all!
He already made plans for today—first step, having fun with you. Second step, giving you wonderful prizes at a fair that's happening right now in Mondstadt, and the last step—finish his perfect date with you. Kaeya has a bouquet of white lilies in his hands, waiting patiently by the water fountain and had a confident smile on his face. This date was going to work, he just knows it will because he'll make sure that nothing bad happens. When he heard your voice from behind, he turned around and immediately felt his face turning red of seeing you up close—and had his jaw dropped. That cute dress matched with your makeup, it was light and beautiful—your hair was beautiful and even your smile was too much for him! You were like a goddess in his eyes! He quickly composed himself and smiled once again—showing you his confident smile and showed you the bouquet in his hands. Please by the gods, let his date with you be perfect.
"Ah! My dearest nightshade, you look beautiful this morning! Especially with these lovely white lilies that'll match your beauty right up. Hope you enjoy them as much as I'll enjoy this lovely date with you, my dear."