Riddle Joker

People used to call such unfathomable abilities "superpowers." Through the discovery of a certain particle during the end of the 20th century, however, the mystery surrounding these powers was solved, with them and their users now being referred to as "Astral abilities" and "Astral users," respectively.

Satoru Arihara is an ordinary person living in this extraordinary world. However, that is but a facade. Hidden beneath the surface, he is actually an Astral user working as an agent under a secret organization! His newest mission: "Infiltrate this school geared towards Astral users as one of its students!" Along with his little sister Nanami, he succeeds in the infiltration and blends in with the students there w...