Gu Yanchuan, a tertiary grade A emergency resident doctor, brings a folding bed to work and plays games on duty, getting scolded across the internet as a 'connected hire'. Rumors of 'toxic water' in Qingheyuan continue to ferment, and a group conflict floods the emergency room with eighteen wounded. Putting down his phone, he rushes to the frontline of resuscitation, but fails to save the injured property manager. After the truth about the fabricated report is exposed, those who spread the rumors begin to face the price of their actions, and Gu Yanchuan's hidden overseas background also attracts investigation. Faced with an invitation to return to the academic stage, he chooses to stay in the emergency room, continuing to be the doctor who wakes up the moment the bell rings.