2. Part Two: Psychosis

As Donald is released from the hospital, the family's home life is thrown into turmoil, forcing some to leave. Brian's rockstar dreams end in tragedy.

3. Part Three: Delusion

After one family member dies, 14-year-old Peter has a psychotic breakdown and a family secret forces Mary into an unthinkable situation.

4. Part Four: Reality

Mimi dies, causing a rift in the family -- the next generation fears they'll develop schizophrenia. Scientists use the Galvins' DNA to find a cure.