Sada (Keyo Watanabe) and Baystars' first Japanese circle (Kyoko Yoshinoko), because they have experienced three disciplines in rotation, they also easily believe that there will always be a solution for the emergency center of the next training site.“.However, when Chihiro (Takahashi Hiroshi) entered the scene together, it was simply a battlefield.The doctors and nurses led by Jokizaki (played by Ryota Sato) were busy, and Koyuan and Chitoki didn't know what to do.I fell into a circle that felt like I was back to the origin. Even if I was instructed to ensure the route of the patient who was transported urgently, the needles of the drip could not pass through the blood vessels, and suddenly fell into a ” drop of % drip.Since then, Jokizaki has always asked why he has not participated in the first aid training session.Sugino (played by Shinnosuke Suzuki) encourages such Koyuan to go for first aid...

Under such circumstances, the patient who was rushed to the hospital in front of the Christmas Eve duty round is an unexpected figure... On the other hand, the members of the trainees such as Qiandong spent their respective ideas intertwined.Christmas Eve.