The petite classmate Reina Aharen is quiet and cute, but it seems that her sense of distance is quite bad, and she is often inaccurate in measuring space and will have various problems. For a series of incomprehensible antics made by classmate Aharen, there is only one person trying to understand these, and he is Raidou. On this day, Raidou found that Aharen's eraser fell on the ground he leaned over to pick it up for her and handed it to her without thinking. Since then, the strange friendship between the two began to blossom. The "Sometimes Too Far" and "Sometimes Too Close" teen romance comedy kicks off!.