Weird child, odd child, unchildlike―they say.
Perhaps there is no one in the world who could understand Lute-kun except me, the childhood friend.
I decided in my heart “I, at least, will be kind to him”.
Lute kun who is only interested in himself does not notice my sympathy, he innocently continued the arithmetic lessons.
Well then, I'll bring out the next question.
Yeah! I'll do my best so I can do addition properly!
He again pats my head delightedly.
The feeling of his hand was so pleasant it became a habit.