One day, Chiaki picks up the insurance card for a lost item. It was from a man she knew, but it was a woman who appeared to pick it up!? Kaori, a transgender, is admitted to Chiaki's hospital with a stomach ulcer. Although it seemed like the mind and appearance of a woman's hospitalized life for Kaori, Chiaki leans on Kaori. Eventually, she learns that there is a crack between Kaori and her lover. Kaori withdrew from wanting her lover to have a so-called "normal" marriage. (Source: NHK)