sentences:  She has vivid memories of the night and remembers specific details on how she stabbed Richard.Patty was also responsible for the gas leak at the Masquerade ball and the explosion that occurred right after.With the help of her diary, Patty realized she did not kill Richard Hightower; however, Adam snuck into the mental institution to once again mess with Patty's mind in making her believe she did kill Richard Hightower and switched notes in her diary while Patty was asleep.