Manabu Kaminaga 
Psychic Detective Yakumo 4 
Sustained Longing

This suspenseful detective novel celebrates courage, cooperation, and friendship. Haruka, a university student, began her teaching internship at an elementary school. Among the students, she became particularly concerned about Masato Ohmori, who appeared lonely. When Masato told her, "I am cursed", Haruka felt a sense of protection and rescue. While Haruka and Yakumo worked to unravel the curse afflicting Masato, they stumbled upon the charred remains of a suspicious body at the school. This discovery brought to light a bizarre murder case that occurred 28 years ago, involving identity theft and impersonation. Throughout this process, the main characters cultivated friendship through cooperation, solved the cases, and grew through acts of bravery. Most importantly, they came to understand the weight of life.