What is wrong with Lisa Shilling?

Why won't Lisa Shilling's parents find her some help?

What does Betsy Goodman think of Mrs. Shilling?

What is Mr. Bernstein really afraid of? Why is he unwilling to get involved with Lisa Shilling's case?

What causes Lisa's attack on Elizabeth Frazer? Why does Elizabeth not retaliate?

How does Elizabeth Frazer know Dr. Neil Donovan? Why does Elizabeth keep this information from Lisa?

What does Lisa Shilling do to get her parents' attention?

Which character is the main protagonist in this novel?

Why does Mr. Bernstein think it would be a good idea for Betsy to call the police on Lisa?

What prompts Betsy Goodman's decision to "help" Lisa Shilling get better?