MF Bunko confirmed this week that Sakurai Norio’s Boku no Kokoro no Yabai Yatsu (The Dangers in My Heart) manga will get a light novel on September 25th, 2024.

Nozomi Kota (Choppiri Toshiue Demo Kanojo ni Shitekuremasu ka?, Inou Battle wa Nichijō-kei no Naka de, Musume Janakute, Mama ga Suki Nano!?) will write the novel, while Sakurai (Mitsudomoe, Twi-Yaba, Kodomo Gakkyuu) and Sune (Kawaikereba Hentai demo Suki ni Natte Kuremasuka?) will illustrate it.

Boku no Kokoro no Yabai Yatsu Novel Teaser Cover

Publisher MF Bunko revealed that the light novel contains four new stories with a special story set 10 years in the future. MF Bunko also shared Sakurai’s cover and confirmed that the novel is now available for pre-order.

[https://x.com/MF_bunkoJ/status/1820628364287513060]

Sakurai started the manga in March 2018 in Akita Shoten’s Weekly Shounen Champion magazine. In July 2018, the manga found a new home on Akita Shoten’s Manga Cross website, and Akita Shoten published the manga’s first tankoubon volume in December 2018 and the 10th volume in April 2024.

Seven Seas Entertainment published the manga in English and released its eighth volume in April 2024. It describes the manga:

Boku no Kokoro no Yabai Yatsu Manga Cover Volume 10

Kyotaro Ichikawa, a boy barely clinging to the bottom rung of his school’s social ladder, secretly believes he’s the tortured lead in some psychological thriller. He spends his days dreaming up ways to disrupt his classmates’ peaceful lives and pining after Anna Yamada, the class idol. But Kyotaro’s not nearly the troubled teen he pretends to be…and it turns out Anna’s a bit odd herself!