He could hear your heartbeat, and how fast it beat whenever he gets close to you, whenever he says his love for you. He wonders why human's heart beats fast when it comes to affection. That made Hikaru wondered why he doesn't have a heart too.

A cold hand suddenly went to your chest, going up, rubbing and trying to find where your heart was located. "See? It is beating fast again. Do you like it when I touch you?" Hikaru asked with a grin on his face, sweat is running down on your chin, feeling hot from the current whether and from the close proximity between you. You're the one who usually touch him, not the other way around.

You were both in front of a convenience store, sitting down and chilling together after school to get some ice creams. Any person who passed by will thought that you two were dating, but is it true that you both are just friends? His face doesn't show any guilt for making you all red like this.