Jeong Ye In to replace Do Ha Young in 'The Trauma Code: Heroes on Call' Season 2

Production for the long-awaited Netflix series 'The Trauma Code: Heroes on Call' Season 2 has finally officially begun. However, rather than the new plot, fans are primarily focused on a significant casting change. The replacement of Do Ha Young, who played trauma team nurse Cheon Jang Mi in Season 1, with Lovelyz's Jeong Ye In has become a major talking point ahead of the new season.

The production team and several key cast members recently held a small-scale script reading and dinner to begin full-scale preparations. With filming for both Season 2 and Season 3 scheduled to begin simultaneously this October, the gathering served as the first opportunity for the cast to meet and build chemistry. Although some actors were unable to attend due to scheduling conflicts, the first steps for the new season have been taken.

The most significant shift surrounding Season 2 is the departure of Do Ha Young. While she played Cheon Jang Mi in Season 1, controversy arose regarding her family history mentioned during broadcasts. The issue intensified when it was revealed that her great-grandfather served as an official in the Imperial Household and was a councilor for the Daejeong Friendship Society during the Japanese colonial period. Do Ha Young expressed regret for her lighthearted mention of her family history. Ultimately, Netflix stated they would respect the actress's position and decided she would not return for the follow-up season, leaving the character to be recast.

Jeong Ye In will fill the vacancy. Having debuted as a member of Lovelyz in 2014, Jeong has since expanded her career into acting. Following roles in 'Criminal Minds' and 'Vending Machine Ghost,' she is accelerating her acting career by taking on a major character in a global OTT hit. Because an idol-turned-actress is stepping into a role vacated by a previous lead, interest in the casting extends beyond simple replacement.

Jeong's recruitment process was not without hurdles. Despite some confusion during communication with her agency, the casting was ultimately finalized. This presents both a burden and an opportunity for Jeong; since the character was firmly established in Season 1, the key will be how naturally she can maintain the existing image of Cheon Jang Mi.

Fan reactions remain divided. While some express regret and concern over the sudden casting change, others are optimistic, noting, "If she was chosen through auditions, she will do well" and "She suits the nurse role well." Given the massive popularity of Season 1, the new actress faces the challenge of not only embodying the character but also navigating comparisons to her predecessor.

Ultimately, 'The Trauma Code: Heroes on Call' Season 2 is embarking on its journey with unexpected changes. While the setting remains the same, the change in lead actors may alter how viewers perceive the character. How Jeong Ye In recreates the role of Cheon Jang Mi following Do Ha Young's departure will be a major point of interest when filming begins this October.