Bring my happiness back (Taekook ff)

Ever since the divorce Lee Jungkook and his siblings (Lee Seokjin, Lee Jimin, Lee Yeonjun, & Lee Hyunjin) were devastated, Jungkook may be the middle child but he loves his mother so much, they were inseparable but now he faced the fact that his mother will never come back to their residence ever again, and that was the last time Jungkook saw his mother.

His siblings were trying to make him happy, by giving him love but I guess that is not enough for Jungkook. Can they bring Jungkook's happiness back or they will fail, and Jungkook will be turned into ashes.