★ 22nd Japan HORROR novel Competition Reader Award, heartbreaking and tearful works. ★ makes people burst into tears, and youth melancholy is a horror novel. ★ bookstore staff support degree No.1! "you can't miss every page and touch your heart. The book is full of strong reasoning elements, which is very much in line with my preferences. "I have a hunch that this work will become a masterpiece of melancholy thrillers and recommend it to readers who want to read moving thrillers. "do you have any memories you want to forget? After losing this memory, are you still you? Liao Yi, a college student, admires Xingzi, a senior who suffers from severe night phobia. Liao Yi patiently accompanies her, hoping to cure Xingzi's phobia. however, Xingzi places her hope in the urban legend "memory Messenger" ── legend, which can help people erase memories they want to forget. One day, apricot was able to walk home at night. She seemed to cure her phobia, but she forgot all about Liaoyi. Liaoyi, who began to pursue the truth, found that his childhood neighbor Zhen Xi also seemed to have lost an important memory; in addition, there was an incredible blank gap in his own mind. Investigate.