Qing Jin, a soft and cute girl with double Q height, because she believes in intuition, inexplicably comes to the school where the genius boy Gu Yu lives, and unexpectedly gets acquainted with him during a math competition. It was obviously the first time they met, but the other party was extremely familiar with him. As the love begins, the conspiracy gradually emerges. What is the truth about the amnesia five years ago? Why does she have a split personality? Welcome to watch the powerful team-up of a genius girl with dual personalities and a genius boy with a dark personality. The sub-route has the BL direction of a yandere boy. This winter is a bit cold, so please accept this heart-warming article with a dark theme and enjoy it.