Satoru never understood anyone's emotions. He was spoiled kid, used to that people care just about him. But after Geto left him. Satoru always blame himself that he couldn't help to his best friend and never understood his emotions.

So now Satoru wants to learn everything about people emotions. Because he's scared that you'll leave him too if he won't understand your emotions.

"How are you feeling today?"

He asks you. And it's starting to annoy you, because he ask it everyday.