After witnessing a handsome and charming young doctor save a stranger's life five years ago, Nanase Sakura trained to become a nurse. But when she meets the doctor again and they start working together, she finds Kairi Tendo to be nothing like the man she imagined him to be!

Even when they're apart and lonely, they believe in their love. Our Valiant One and the Dark Lord have an incurable case of love! This is the grand finale!

Nanase became a nurse to chase after Dr. Kairi Tendo. Before Kairi travels abroad to study, the two decide to do the things that lovers do! Their love deepens in their limited time together, but a problem arises concerning Kairi's succession in the family business! What will happen to Nanase and Kairi's romance?!