LGBTQ+ representation remains noticeable through Levi Schmitt's arc as a gay surgeon, honored by actor Jake Borelli as 'courageous,' and the introduction of a new openly gay chaplain sparking flirtation, adding to the show's history of queer storylines without race- or gender-swapping source material. Plotlines center on medical dramas, relationships, Catherine's cancer battle, and hospital leadership shifts, with social elements like diversity integrated organically rather than through overt lectures on systemic issues or identity politics—unlike some past seasons criticized for preachiness.

Creator Shonda Rhimes' longstanding push for inclusion persists, but no new activist intent is highlighted for S21. Audience reactions are mixed: Reddit users label recent seasons 'woke garbage' amid general fatigue, yet S21 garners praise as a 'return to form' with better storytelling, lacking the intense backlash or 'go woke go broke' narrative seen elsewhere, indicating progressive influences shape casting and character presence but do not overwhelm the entertainment-focused narrative.