Episode 4

S1 E4: It started when a single girl went missing during a school orientation field trip. Among the grieving classmates were boys, shaken to the core by fear. They had seen it... Seen their fellow student be eaten, bones and all... Afterwards, one, and then another, disappear... Their hearts engulfed in darkness thinking "It might be me next..." The ones that remain search for help at a mental health clinic in the red-light district. There, they meet a mysterious psychiatrist, Doctor Yumeno Kyushiro, and hear the difficult to accept truth. Then, the shocking conclusion of these boys, trapped in the darkness...