Seeking heart-wrenching romance novel, long novel.

The recommendations for heart-wrenching romance novels are as follows: 1 "Why the Silent Flute" This was a classic heartbreaking romance novel about the love story between a boy and a girl. The boy was a graduate student at Tsinghua University. The girl was an ordinary university student. The love between them was separated by time and space, but their feelings never faded. Through the interweaving of memories and modern plots, the novel showed the complicated and deep feelings between them. 2."A slight smile is very beautiful." This was a very popular online romance novel about the love between two computer science students. The misunderstandings and conflicts between them caused them to be unable to be together, but their feelings never diminished. Through the interweaving of the game plot and reality plot, the novel showed the sweet and heart-wrenching love story between them. 3 "Tangerines Born in Huainan" This was a heart-wrenching romance novel about the love story between a boy and a girl. The boy was a graduate student at Huainan University. The girl was an ordinary high school student. The love between them was isolated by school and society, but their feelings never diminished. Through the interweaving of memories and modern plots, the novel shows the complicated and deep feelings between them.