Pairings: Kyuhyun/Sungmin, Kyuhyun/Donghae
Genre: Angst, bandfic
Warnings: Mentions of heavy themes such as self-harm, suicide, non-con, psychological illnesses, etc.
Summary: In which Kyuhyun broke up with Sungmin, both are having difficulty coping with it, and Donghae visits Kyuhyun at night when they think Sungmin is asleep.
Here and here.