Several members of the basketball club got caught in a landslide during their training camp, but Kazuki was the only survivor. His life was spared, but he couldn't shake off the question of whether there was a reason behind it all. Unable to overcome the trauma of the devastating incident, Kazuki turned to women as a coping mechanism, his outlook on life becoming increasingly bleak. It was during this period that he came across Mana, a fellow classmate. Will she hold the power to alter Kazuki's destiny?