Once upon a tragic night, Yvaine falls into a strange world wherein strange souls are disguised as strange human beings. Strange yet magicalㅡan extraordinary world that no one can imagine. With the Virgo constellation glistening in the skyㅡmore brilliant than the luminous moonㅡshe adores the night where everyone disappears, leaving her alone under the sky bathed with millions of stars. As she dives into the enigma of the magical world she finds herself in, she meets Luan, the only one who can end her lonely nights. And like the constellations in the vast sky, their strings of fate connected through their dreamlike encounter. However, to what extent can they go to keep the threads from being unbound when fate itself tries to tear them apart?

Amid the serial killing that buries the whole city of Mauevester in fear and anxiety, Elara Faven finds herself crossing paths with the country's brightest star, Kol Aiden, whom everyone looks up to with entrance swirling in their eyes. In her monochromatic, wintry world, she finds a speck of light that embraces her with warmth, setting her cold heart ablaze. Not until she discovers what lies beyond his mask, making her question his identity. Being linked to the people whose aim is to catch the person behind the serial killing breaking out in their city, she faces a dilemma that tests how well she upholds her principles. Will she betray her heart? Or just let her sense of morality slip away from her?