The game features (labeled A–F). Your choices determine if they survive with their friendship and humanity intact. some thoughts on Room No.9
: An extroverted, happy-go-lucky 21-year-old student who wants to be an elementary school teacher. He is selfless and often volunteers for the "physical" tasks to spare Seiji.
: Daichi's intelligent and reserved childhood friend. He often argues for the choices that leave fewer lasting scars, though they are often more mentally damaging.