Kunihashi Nagiri, a student at the art academy who works part-time at the antique shop "Korando", is attracted by the lovely girl with blond hair and blue eyes reflected in the old carved glass, and secretly enjoys the pleasure of encountering this inhuman illusion. Korando is located in the center of the Zendao Temple shopping street, where young and beautiful women come and go, but Kuraishi has no interest in it and is only obsessed with the girl in the glass. On the night of the seventh day, in the carved glass, Nagiri saw the illusion of killing the girl. Then, blood overflowed from the glass, and the illusion of the girl materialized, forcing Nagiri to make a contract. The girl named "Kojete" asked Nagiri to save her soul wandering in the "cursed vessel". "Drink it, if you don't want to separate...if you don't want to lose me", Nagiri was forced by Kojete to drink the blood in the glass and make a "blood contract". After a night, Nagiri woke up and could no longer see Kojete's figure in the glass, so she regarded it all as a dream, cheered up, and sold the glass to the nouveau riche. However, when she went to the rich man's house to deliver the goods, Yongli saw the materialized Cojiet there. After returning home, Yongli couldn't help wanting to see Cojiet, so she went to the rich man's house again, but there were the rich man and his lover who had turned into corpses... The glass in the "cursed vessel" that witnessed Cojiet's dying state absorbed the rich man and his blood and killed them. After that, the resentment of the glass attached to Yongli and wanted to take her life...