Non-commercial translated fiction of Haikyuu!! Credit to @hqheaven Bản dịch phi thương mại đã được tác giả cho phép.

Lydia Black and Ben Parish were known to be the closest of friends...until the Others invaded. Now as Lydia embarks on a mission to stay alive and as Ben embarks on his own mission to work for a corporation that isn't all they say to be, they have come to cross paths again. However, Lydia and Ben are dead. New corpses are arising in their place. Are they the people they were before? No. Would they give up their trust to a man who needs help? No. Do they still having feelings for each other? Maybe. Did the invasion change them? Indeed.