A Red Flower Shining in the Moonlight

The main character is Rinka Hikawa, your childhood friend who grew up with you. There is a legend about the Red Star, which appears only once every ten years: if you see it together twice, your fates will be bound together forever. Ten years ago, she believed in this legend and made a wish with you, promising to meet again in years to come... Peaceful everyday life seemed eternal. But as the day of the promise approaches, you both begin to realize your feelings, but suddenly everything falls apart... The sudden appearance of inhabitants from another world puts a curse on you. To save you, Rinka decides to fight. Moving between two worlds, she faces deception, threats, and seduction from men with dark intentions, which gradually leads her to her downfall. Will she be able to lift the curse?