Prologue

L: lost
E: emigrants
F: fight
T: takeout

B: behind
E: end
H: hope
I: infection
N: need
D: defend

we're the left behind or the left in the back
20 survived from the spread-ed infection in 2014
Inspired from:
-The walking dead (series/games)
-the last of us/ the last of us : left behind