Answer:
She is buried alive.
Step-by-step explanation:
Madeline Usher is the twin sister of Roderick Usher in the story "The Fall of the House of Usher" by Edgar Allan Poe. She is cataleptic and we also know that she is very sick. Due to her illness, she is believed to be dead and buried alive. However, she manages to escape and return to Roderick, scaring him to death.