Iori Igarashi, a skilled radiology technician, finally gets the opportunity to work alongside his childhood friend An Amakasu at her family's hospital. Determined to fulfill a long-ago promise, Iori faces a hurdle as An fails to recognize him after years of separation. Despite initial discord over his methods, they must collaborate effectively to ensure patients receive optimal care. As they navigate professional challenges, the question looms: will An eventually realize that her loyal childhood friend has been by her side all along?