Under the smoky brows that seem to be frowning but not frowning, a pair of bright eyes reveal not only sadness, happiness and depression, but also fear and panic...
An ordinary female high school student encounters a creepy incident early one morning. By chance, she meets six members of a secret detective agency and explores the truth of the case with them. Knuckles, corpses, games, magic, kidnapping... Things become confusing again when things turn around slightly. In these young lives, they are entangled with transparent emotional threads. However, are the notes of life already composing the track of future development, or are they finally able to rewrite the symphony of destiny with the pen in their hands...