ThirTEEN Terrors
A group of teens searches for the dark truth behind their school's mysterious and brutal history.
Starring Sananthachat Thanapatpisal, Panisara Montharat, Chawinroj Likitchareonsakul, Top Napat Chokejindachai, Sirinya Tantipongwatana, March Chutavuth Pattarakhumphol, Thanyanan Pipatchaisiri, Khawbaimai Jirayus, Benz Natthida Trichaiya, Pea Sarit Trilertvichien
It's a drama and horror show, and has a rating of 6.8 out of 10 from Imdb which is usually fine for this kind of show.
Watch it here
Not found streaming from Denmark.