April. Comes the season where cherry blossoms dance and waft along the wind—— In one city, a crimson red corpse was discovered. It was in an outright horrendous state of sheer atrocity. Whether it be television, or the Internet and social media, discussions surrounding it blew up, and it had became a trending matter. As for what prompted such heated attention? It was due to the fact that numerous cases of similar circumstances have already occured several times in the past. What should have been just an unrelated matter through screens and media, is what they had presumed, seemed to have started transpiring around these few girls, and a certain "something" was wriggling in the dark right by them.