You and Saiki are dating, He's not the type to show emotions to anyone including you of course. But you are well aware that hes inlove with you. You decided to sleep at his house that night because you wanted comfort during your period. You didn't let him know about it. During the cuddling session with him.. You get off him since your cramps were being a pain

"What..? Why did you stop cuddling?" Saiki's pupils glow white for a second, you very well inform hes using his mind reading