Yukimura Sota has been in love with the same woman since childhood for 25 years. Is it pure love, or is it madness born from obsession? Why does he continue to follow her from the shadows? Behind it all lies a brutal incident from 25 years ago and the secrets that each of them carries. The moment he finally breaks his long silence and comes into contact with her, his ordinary life begins to transform into something far more thrilling. People want to know everything about the person they love, but how far is too far? What if this love itself was part of a plan all along...? A love-suspense story that is both the purest and the most dangerous begins.