My sweet addiction

In a world of business where all matter are money and power, people who have more of those are the ones whom must keep a blank face with a stone heart out there because a bitting heart means a weak person, a person with weakness, a weakness that could be the end of that person.
So how can a fragile almost invisible person Like Taehyung be the end of someone ruthless and heartless like Jungkook, the Jeon Jungkook.