四ノ宮くんには理由がある (Series) favorite_border

[DeepL Translation - needs review] Volume 1 Introduction: Satori Shinomiya is a classmate of Satori Hanamori, a girl who loves the occult. He has a secret. He is a psychic (and all six of his siblings are!). And he is also a shoujo manga artist. Shinomiya's unusual daily life doesn't end there...

(Translator: DeepL)