Dr. Kwan's dismissal was orchestrated by Dr. Webber, following his discovery that Kwan had secretly administered an experimental, FDA-unapproved hydrogel to a liver cancer patient. This act constituted a severe protocol violation, for which Dr. Miranda Bailey unsuccessfully attempted to take responsibility. Harry Shum Jr., who joined the cast in Season 19, expressed his appreciation for this narrative arc, acknowledging that it casts his character's future into uncertainty. He highlighted that Kwan's actions, though misguided, stemmed from a genuine desire to save a life, rather than from incompetence.

As the series moves forward, the question of Dr. Kwan's return remains unanswered, even for Shum Jr. himself. He noted that the audience's reaction will play a role in shaping his character's destiny, posing the question of whether viewers desire his return to the hospital or prefer his departure. This uncertainty mirrors the exits of other long-standing characters, such as Kevin McKidd's Dr. Hunt and Kim Raver's Dr. Altman, who concluded their journeys with a hopeful move to Paris, seeking a fresh start. This emphasizes the show's ongoing commitment to exploring complex human emotions and professional ethics within the demanding environment of Grey Sloan Memorial.

The intricate narratives woven into 'Grey's Anatomy' continue to captivate audiences, reminding us that life's most challenging decisions often arise from the noblest intentions. The series consistently illustrates that even in the face of adversity and difficult choices, the human spirit's capacity for empathy, resilience, and the pursuit of positive outcomes can lead to new beginnings and profound personal growth. Each character's journey, filled with both triumphs and setbacks, underscores the importance of hope and the continuous evolution of our paths.