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!

The mean Dark Lord has turned into a kindly knight! It's like a dream come true! Is this really happening?!!

Nanase became a nurse to chase after Dr. Kairi Tendo. To keep herself safe from a former patient who is stalking her, she stays with Kairi and pretends to be his lover! But the stalker becomes furious and attacks! As she loses consciousness, she reveals to Kairi how she feels!