A last minute summer training camp is set: it's August 8th, 2012, when everything changes.
A storm captures the volleyball teams from Fukurodani, Karasuno and Nekoma upon Kirayama, trapping them there. Connection to the outside world is cut, and when a freak murder occurs and a student goes missing, they have no way to call for help. They are stranded and helpless as multiple murders occur around them, with no clue or hint as to who is doing this or why. Hinata struggles to best an invisible culprit as time trickles by.
Can he figure out who or what is causing these murders...?
- Part 1 of Caged Birds