My Sister’s Demon

“Today’s the day to exorcise your sister.”

Every teenager thinks her older sibling is possessed, but Courtney’s actually is. When big sister Nickie shifts from sweet homecoming queen to evil mischief-maker, Courtney discovers the true source of change—demon possession. With Hell invading her home and no one to turn to, is she seriously the only one who can exorcise her sister’s demon?

Short story, 9k words.