R.K.'s manga / #love it!!!(3)

Ch 14 Forced to tutor his brother's friend in past and brother thought he like her, so he started dating her. ML was mad that he could see that his brother only did it to spite him. I think the girl actually liked the brother and was hoping to be tutored by him. After finding out it was the brother, she was like well I'll get to see him and get help with this subject. I see them as friends.