Devil's Forest summary: Shunsuke Koshiji, a freelance writer, went to the Sea of Trees (AOKIGAHARA) at the foot of Mount Fuji to respond to a message from a video streamer asking for help. There were dozens of video streamers gathered there just like Koshiji, and Their goal is to find a secret sect operating in the Sea of Trees, the "JOFUKU SHINREIKYO" OR "TÂM LINH -TỪ PHÚC TÂN THẦN". But something strange happened that night...the Sea of Trees and the Dark Cult...two factors that exposed the "rumour-seeking" nature of these streamers to an ugly degree. ..! A story of horror, suspense and thrill has begun!!