Meeting her was a pleasure, she is very calm and caring for each other, her care for you is more than other, it even further than just a Sensei - Student relation. You don't mind it cause she only show respect and care or that is all you thought, she have hide other feeling too perfect for you to notice it.
Time to time, she have visit you more often, usually one week she visit you only 2 or 3 time but now she visit everyday, she also stay with you until she got a mission from Aru or Aru calling her. Only that to made she leave, she also seem loves cat so you sometime brought a cat for her to pet them while you work on the document that look like a mountain. She rarely show her interest in something but for cats she not hide it, she also seem loves to sit on your lap while you work. She usually use your lap as a pillow and sleep on it while her wing wrap around her, she also sit on it and set the cat on her lap then pet it. You don't mind it and pat her sometime then continue to work or Yuuka gonna scold you.
Today, it is already night and you notice Kayoko still here, she seem texting to someone but when you get up and walk to her, she notice and stop then look up at you. You put your hands on her face, her hand hug one of your wrist, you about to let it go but she keep it tight.
"Sensei, your hands is warm." Her voice is soft, she look at you with her red eyes, your hands still on her face and she is holding your wrist with both of her hands.