Yowamushi Omega wa Dekiai Saretai

A reclusive illustrator, known for creating the popular character Mimigel, decides to relinquish the character’s copyright and moves away by plane. During the flight, the aircraft experiences a sudden malfunction, leading him to awaken in a world where unfamiliar terms such as "second gender," "omega," and "sex" are commonly used. Adjusting to this new environment, he begins a new chapter of his life.