​Our main character embarks on a new journey as a resident doctor, determined to fulfill his dream. On his first day, he is pleasantly surprised to reunite with his childhood friend, who happens to be his senior in the program. As he navigates the challenges of his busy life as a doctor, she becomes his guiding light, teaching him the ropes of the profession. However, their lives take an unexpected turn when he heroically shields her from harm during an accident, resulting in serious injuries. With his residency put on hold, he finds himself under the care of his childhood friend in the ward she works at. Overwhelmed with guilt, she goes above and beyond to support him, sparking a passionate love story that unfolds within the walls of the hospital.​