A Life (2017)

both prodigy doctors. specific surgeries that can`t be done by just anyone. both have a lost love that they meet again and get the chance to clear the air with that lost love. both have a rivalry with one of the doctors that they meet at the hospital they go to.

Hospital setting.
Male leads are trying to treat female leads' medical conditions (both suffer from brain issues that only complicated/risky surgeries may fix).
Past romantic relationship between the leads in both.

Both are about prodigies in surgery & an outstanding doctors.
The main character is also impudent if thats what it takes for a sake of the patients.

Similar casting and this is like a reunion. The theme is strength and gallantry.Haru Satonaka is the captain of an ice-hockey team, a star athlete who stakes everything on hockey but can only consider love as a game. Aki Murase is a woman who has been waiting for her lover who went abroad two years ago. These two persons start a relationship while frankly admitting to each other that it is only a love game. …The result is the unfolding of a drama of people with their respective pasts and with their pride as individuals.