 When Cain's car is stolen, Cain and Moira chase after the mystery driver, who turns out to be Holly.After Holly relapses into drug use, Moira confronts her drug dealer but falls onto a used needle causing her to believe she has contracted HIV.With Moira's help Holly becomes clean, however Cain is disgusted when he finds out Holly caused her to become contracted with HIV after he finds Moira's antiretroviral drugs.