Title: When The Sky FallsGroup: BTSPairing: Namjin (Namjoon/Seokjin)Length: Two-shot Rating: PG-13 (M for some parts)Genre: vampire!au, character development, romanceWarnings: self-destructive tendencies, blood mentionSummary: Namjoon was the fresh air Seokjin needed to keep him breathing.    Forewordfor tumblr user hoseoke / lj user hobiumthis fic will be in two parts; the first a character development profile/background chapter and the second an action chapter featuring all BTS members.