A curse has been placed upon Ismene and her family. Not by her own will but that of her mother and father. The choice they made affects their children and those after them. Ismene's life will have a quick end and not many will mourn for her.
Ismene had a child but doesn't know her father.
Her child meets Teiresias and ask him about her mother.
While she was there she was struck by lighting killing her infront of her sister's grave.
Her daughter finds her and blames herself for her mothers death.
When her daughter finds her she buries her and never ask Teiresias about her mother or her family