One Punch Man 2nd Season's commemorative recap special.

While at school, Taniyama Mai and her friends like to exchange ghost stories. Apparently, there is an abandoned school building on their campus that is the center of many ghost stories. During the story, they are interrupted by a mysterious male figure. The person turns out to be Shibuya Kazuya, a 17-year-old who is president of the Shibuya Psychic Research Company. He was called by the principal to investigate the stories surrounding the abandoned school building. The next day, on the way to school, Mai passes the school building in question. While examining a strange camera she spotted inside, she gets surprised by Kazuya's assistant. Unknowingly interfering with the investigation, Mai breaks the camera and Kazuya's assistant gets injured. Kazuya forcefully hires Mai in order to pay for the camera and replace his injured assistant. From that point on, Mai begins to learn about the paranormal world and the profession of ghost hunting. [Written by MAL Rewrite]

Suzu Urano is a pure and kindhearted girl who loves to draw and keep her head in the clouds. Growing up in the outskirts of Hiroshima with her family, she is more than happy to help with her grandmother's nori business. However, when she becomes of age, Suzu leaves her beloved home to marry Shuusaku Houjou, a man she barely knows. As she integrates into her new husband's household, the homesick bride struggles to adjust to the unfamiliar environment as the war effort extends far beyond its point of no return. When the war reaches Suzu's own backyard and peace gives way to brutality, how will she support herself and those she comes to love along the way? Kono Sekai no Katasumi ni paints a colorful yet haunting depiction of everyday life in the years before and after World War II, showcasing the perseverance and fortitude of ordinary Japanese during one of the darkest periods of modern history. [Written by MAL Rewrite]

Kazuya, a mild-mannered high school sophomore coming to the end of a very average summer break, receives a digital single lens reflex camera as a gift. His nerdy fascination with its design soon turns to wonder when he realizes this little gadget could really give his social life a shot in the arm! (Source: TBS)