MAfia,s deadly obsession JJK FF BTS

Y/n is married to Jeon jungkook,she is in love with him but jungkook loves his girlfriend and don't care about y/n at all. one day she saw him making out with his girlfriend and y/n have a big secret to reveal . well jungkook use girls for his pleasure. But who knows after she left him he will become obsessed with her

But there is also someone else other than him who is also obsessed with her.