Omake: Fractal Plane Refresher Course 2

After painful confessions and reconciliation, Kazuki Arata and Sayaka Uehara welcomed a new addition to the team. However, things would get complicated for Kazuki due to the appearance of a temporary transfer student. This time, in the form of Yui Kimura, the idol rising through the ranks, who will be having her first solo show in a week's time.

Being classmates with the hottest idol in town is no easy task, especially one as cheeky and upfront as Kimura. However, beyond the glamor and the fanfare of stardom lies a complicated web of feelings that no one is aware of.

This idol is more than meets the eye, and she holds a secret that will forever change Kazuki and friends' understanding of the world of Nullities.