Donghae was involved in a terrible car accident. His eyes was seriously damaged which leads him to be permanently blind ..  eunhyuk, in the other hand felt extremely guilty as he thought he was the one to be blamed , indeed it's not his fault entirely. Leeteuk, heechul, yesung , sungmin became overprotective hyungs for donghae who literally have no intention to keep on living with his current condition. 

When she thought her life was no longer worth living, Alina climbs over the railing of the bridge and prepares to jump in an attempt to end her life and reunite herself with her recently departed mother. However, when a car stops beside her and a man climbs out, Alina is shocked to find that he is her favorite idol of all time: Kim Jonghyun.   He saves her life,talking her off the ledge, and even though his manager warns him to stay far away from her, Jonghyun can't help think

13-year-old Myoui Mina, miraculously survives an accident that kills her mother. Reeling from a heartbreakingly painful loss, Mina sees no other option but to retreat into herself. Scarred by the accident, disturbed by schoolmates who don’t know how to deal with her, and tormented above all else by her longing for her mother, she clings to the one thing that seems to be able to shield her from the chaos: her mask.