Demi-chan wa Kataritai Temporada 1 Episódio 7

As shes walking through the school building, Sakie spots a beautiful blond-haired boy sitting on the floor, crying and hugging his knees. He says his name is Kurtz and doesnt seem to be a student of Shibasaki High, behaving a bit suspiciously. Meanwhile, Hikari says shes just seen another suspicious individual in the school, describing him as a large man who looked like a bear...