2.5 Dimensional Seduction manga volume 10 features story and art by Yu Hashimoto.

Okumura is thrown for a loop when he learns that Abe Marina, the only 3D girl he ever had feelings for, is on the student council of his very own school. Then the manga club agrees to help the student council by putting on a cosplay café for the culture festival. Once again, Okumura’s fate and Marina’s intertwine… Where will the path of otakudom lead now?