"Genshiken: Second Season" continues the narrative of the original "Genshiken" series, focusing on the lives of members of the Society for the Study of Modern Visual Culture (Genshiken) at Shiiou University. The story picks up after the graduation of the original members, introducing a new generation of otaku while maintaining connections to the past characters. The central figure is Madarame Harunobu, now a graduate student, who remains involved with the club. The new members include Hato Kenjirou, a cross-dressing artist with a complex personality, and Ogiue Chika, a former fujoshi who struggles with her otaku identity.

The narrative explores the dynamics within the club as the new members navigate their interests in anime, manga, and gaming, while also dealing with personal relationships and societal perceptions of otaku culture. Hato’s cross-dressing becomes a significant point of tension and exploration, particularly in his interactions with Madarame, who grapples with his own feelings and insecurities. Ogiue, now in a relationship with Sasahara Kanji, a former club president, balances her artistic ambitions with her evolving identity.

The series delves into themes of self-acceptance, the evolving nature of otaku culture, and the challenges of transitioning from university life to adulthood. The club’s activities, such as attending conventions, creating doujinshi, and engaging in fandom discussions, serve as a backdrop for character development and interpersonal drama. The story also revisits older characters like Kousaka Makoto and Kasukabe Saki, who provide continuity and contrast to the new generation’s experiences.

"Genshiken: Second Season" maintains a balance between humor and introspection, portraying the complexities of otaku life without romanticizing or condemning it. The series captures the evolving landscape of fandom and the personal growth of its characters as they navigate their passions and relationships in a changing world.