Koikishi Purely Kiss

I had a nostalgic dream. It is an event at a young age. If a boy who has been in a critical position is playing a knight in the art museum, a suspicious man is found and asked, the bag left by the man explodes, and the area is surrounded by rubble and fire. The point is that when trying to help the boy, a knight rescued the two. The two vowed that they would be fine knights after the injury was dealt with, and several days passed. On the way to the knight’s upbringing school, Shiromiya Gakuen, i