Young student Miyako Sumida hanged herself, leaving her friends in shock. A few months before the suicide, she moved to a remote mountain village—but what, or who, was she trying to escape from? Ryuusei, a classmate in love with her, and Chii, her best friend, go there, where Miyako spent her last days. And Ryuusei’s sister Fumi tries to understand how to help her brother survive the loss.
What drives a person to take this desperate step? And what remains for the loved ones she left behind—doubts? Pain? Guilt? Was it possible to notice warning signs and prevent the tragedy? The heroes will have to answer these questions and solve the mystery of Miyako Sumida’s perfect death.