[Official Raw](https://youngchampion.jp/series/b83add0e6059c)

Claudia, the eldest daughter of the Rosenheim family, and Issac, the eldest son of the Lampertz family, are childhood friends who have been bickering ever since they were children. Whenever they see each other, they fight and argue… but they have skipped the “enemies to lovers” part of the story, and go directly to “engaged to marry” instead! It's because Claudia's magical powers are going out of control, but how will Issac help her…!? (Source: 7iro Comics, translated)

The story begins when Kanemaki, the lieutenant of a police's detective bureau, arrests the neuroscientist Kaminomiya on suspicion of murdering a serial killer known as "The Photographer." Kaminomiya confesses that he has "created many murderers." In exchange for his confession, he bargains with the police to launch a new investigation into the case of his son and death-row criminal Kaminomiya Seigi, founder of a cult that plotted to overthrow the government.

Kotomono. They can use their "Testemonial Verse" to alter the brain, usually take a different form to humans and see the world in away that differs from ordinary people. Since 27 years ago, after their existence was announced to the public, society has been trying to find a method for humans and Kotomono to coexist. Now in the present, an outbreak of Kotomono assault incidents have been taking place across the country. Mutou Goro (Logo) who has been following the case knows the criminal is his childhood friend who he had parted with 6 years ago, Maki Narumi. Now spell out the words of your "Testimonial Verse"; The illustrious poem of humans and Kotomono. (Source: Wikipedia)