This short story tells about a life of a barbarian ritual called the "Lottery"
According to story, the ritual serves to ensure a good harvest (community belief)
After the "lottery", the Hutchinson (family) get a paper that has a black circle drawn. After each member of the family drawn one paper, Tessi Hutchinson (mother) got the paper, then she died stoned by all citizens present on this ritual.
"Eventually made a great pile of stones in one career of the square and guarded it against the raids of the other boys"