Yesenin was the great love of Galina Benislavskaya. She wrote him a lot of letters and he answered some of them. After the death of Yesenin (also suicide), she decided to end also her life. After her death on the grave of Yesenin, all trees surrounding Yesenin's grave had to be removed, to avoid the next death of his fans.
Cause of death: Hung herself in a tree above the grave of Sergei Yesenin