Time Travel Starts from the Second Dimension

As an otaku, Mouton never thought that one day he would travel through time like the characters in the novel... When he traveled to the forbidden world and became a student in Academy City, he discovered that he could actually travel to other two-dimensional worlds! A charming life starts from this moment! After traveling through countless planes, I came into direct contact with the two-dimensional girl of my dreams! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.