The central plot fixates on gay teen Charlie's mental health struggles tied to his sexuality and bi jock Nick's coming-out journey, with every major arc reinforcing queer acceptance narratives. Subplots amplify this through trans girl Elle's (played by trans actress Yasmin Finney) gender experiences, the lesbian couple Tara and Darcy's relationship, and asexual Isaac's (Tobie Donovan) explicit exploration of aromantic/asexual identity, complete with educational dialogues on non-normative attractions.

Creator Alice Oseman has repeatedly stated her intent to spotlight a 'diverse range of queer characters' and 'change the world' via asexuality representation, turning the series into a vehicle for contemporary identity validation. Casting prioritizes DEI alignment with queer and trans performers in matching roles, embedding social justice optics into the ensemble. Absent any counterbalance, these elements dominate, compromising entertainment value by subordinating plot and character development to overt promotion of gender fluidity, sexual minority normalization, and critiques of heteronormativity, especially risky for its impressionable teen audience primed for formative ideological imprinting.