Joy died because of a cancer .

And Before she died ,she said that take care of Yuri .Exo becomes a BAD BOY ,or a gangster .since 2 months .when Joy died their life became dark .Yuri is cryig everynight .

"Joy ,i miss you .comeback to us ,Please ?" Yuri didnt know that the boys are hearing her .

" Hyung .i want to die .."Sehun sobbed 

" i hate that Yuri girl " They said 

"we have to do something to make her leave this house .they smirked