Tokyo Kaido

A scientist named Dr. Tamaki conducts brain-related experiments. A nineteen-and-a-half-year-old man named Hashi has a piece of metal embedded in his brain from a past accident, causing him to vocalize all his thoughts and emotions. A twenty-one-year-old woman named Hana experiences sudden orgasms in various settings, including public places. A six-year-old girl named Mari is unable to recognize others, existing in a solitary mental space where she is alone. A ten-year-old boy named Hideo claims to possess superpowers and the ability to communicate with aliens and God.