My tomboyish childhood friend, who I've always liked, gets stolen by that transfer student playboy

The protagonist of this story, Kenichi Satō, moved to the city from the countryside.He harbors feelings for his childhood friend Ayumu Kondō, who moved with him from their hometown. One year passes without him ever managing to confess.Then one day, a flashy transfer student named Saburō Morimura arrives.From that day on, something about Ayumu just doesn’t seem right… As if that weren’t enough, Kenichi’s father suddenly shows up.If Kenichi doesn’t improve his intellect within the given time limit, he’ll be forced to return to his family home…! Can Kenichi protect the life he shares with Ayumu…?