Hiyama Fuyumi (Nakama Yukie) is considered to be Japan's best brain surgeon, so when a young girl comes in with a rare condition, Fuyumi realizes this is her chance to advance Japan's medical care to the forefront. The girl, however, is being watched over by the Medical Coordinator Nakahara Towako (Seto Asaka), who has had a run in with Fuyumi in the past. As the operation progresses and the stakes grow higher, cross and doublecross may lead to more than a cure..