In today's world full of wondrous technological innovation, the unnatural and mysterious sometimes appear even more horrifying than usual. But despite how far society has advanced, the fear of the unknown always remains. The unfortunate participants in Kowabon find themselves in such a predicament, experiencing the supernatural through their everyday technology. From a frightening sight caught on a parking garage camera to a video chat that takes an unexpected turn, the victims struggle to escape that which haunts them. However, what awaits these doomed souls may be a fate even worse than death... [Written by MAL Rewrite]

Life could be better for shy, anxious university student Rin. The apartment she has rented is hardly the sunny palace the rental listings suggested. The housing complex is rundown, grim and haunted by troubled souls lurking in dark corners. Ghastly crimes are occurring in the vicinity. And a grinning stranger makes his unsettling presence known. Beyond all this, Rin is coming to realize that something even more sinister is manifesting itself, something at the cursed crossroads of mythology, monstrosity and medical science. Determined to find out more, Rin visits the library, where she meets a sympathetic young staffer. But what she learns does not begin to put her mind at ease.

Takeshi Kido and Kentaro Shiratori are a pair of friends who have been together for almost their entire life. One night, a strange being comes out from the lake and starts attacking them. When Takeshi and Kentaro are almost eliminated, a strange being named Kopu calls them and tells them that they are the chosen ones to inherit the power to protect the world from an evil being named Goumon. Now, they join their hands to transform into Barom One, a being with superior skills, who will fight to protect the city.

Nori Kamitsuki has recently moved to the Gunma prefecture from Chiba, following after Otoya Todoroki, a former friend who moved there in elementary school. While on the way there, he receives an ominous text message from Todoroki telling him to turn back and that once someone enters Gunma, they never return. Ignoring the message, As Kamitsuki goes about his school life and makes new friends. These people make it their mission to prove any negative stereotypes surrounding Gunma wrong and show Kamitsuki all the ways Gunma is different from the rest of Japan—from its local foods and landmarks, the changes to its daily school life, and even the attitude of the people who live there. Gunma is widely regarded as the least popular prefecture in Japan, but they clearly don't know Gunma yet! [Written by MAL Rewrite]