This drama is adapted from the manga of the same name. It tells the story of Masaru Kawauchi, a brain surgeon who suffered a brain injury in an accident and suffered severe sequelae. Not only did his memory of the past two years completely disappear, but his new memories cannot stay for more than one day.Therefore, Xiaoya can only do auxiliary work as a nurse, but in front of her, the weird brain surgeon Yuji Sanpin appears.Through his words and deeds that do not read the air, do whatever he wants but bring help and guidance, Xiaoya once again embarks on the path of being a doctor while being a patient.Soon, the mystery hidden in Xiaoya's missing two years of memory was revealed...