There's Something Wrong with My Love System

On the day after the high school entrance examination, I received a strange system. It said it could help me become a perfect high school student by completing various daily tasks: "Please explain math problems to the girl next to you three times, and you will be rewarded with concentration +1." "Please read a book with the senior students from the literary club to unlock the improvement of your writing skills." When my freshman year of high school started, I was forced to start a business...