Fukumi Moriguchi (Kayo Noro), a nurse who works at Nishi-Tokyo General Hospital, was supposed to have a first date with a man she matched on a dating app, but was frustrated because the man didn't show up... On the same day, Nishi-Tokyo General HospitalA patient with appendicitis named Mihara Yuki (Toru Baba) was admitted.His condition suddenly worsened the next morning, but after an emergency resection by gastrointestinal surgeon Onuki Tai (Makida Yuji), Mihara Hiroki showed signs of recovery.

On the other hand, Fumi, who carefully observed Mihara's face, was so shocked that she held her breath.Could this be...fate?!It turned out that he was the person she had a date with the day before yesterday!Fumei's communication with Mihara gradually deepened through the relationship between nurses and patients.While she took care of him professionally and responsibly, she gradually fell in love with him...

During this period, Mihara, who was originally scheduled to be discharged from the hospital the next day, suddenly complained of abdominal pain.However, despite examination by the surgeon, nothing abnormal was found.Travel nurse Ayumu Nasuda (Masaki Okada) requested an examination from other departments out of caution.However, because some doctors refused to share information with other departments, Mihara was pushed around by various departments, but the key cause of abdominal pain was never identified...

Immediately afterwards, Mihara began to complain of pain in his right arm!Faced with the mysterious symptoms that appeared one after another, Aki and Kuuki Shizu (Nakai Kiichi) considered their previous experiences and suspected that there was some possibility%...?!