Overview:

Unlike the three previous films, Pure focuses on the relationship between Misu Arata and Shingyouji Kanemitsu , which begins when Shingyouji takes the test to enter Shidou Gakuen . That's when he meets Misu and falls for him. Then we come back to the present where the sempai who admires Misu appears, bringing Shingyouji problems and jealousy.