God tells Joan to take piano lessons; Joan helps her piano teacher deal with her past; Joan learns a painful secret Will and Helen have been keeping from the family; Iris becomes suspicious of Adam and Joan closeness.

Judith, a wild friend of Joan's from summer camp, starts school at Arcadia High; Will investigates a drive-by shooting; Kevin confronts Andy about the on-going lawsuit.

Things get dirty in a student council election as God instructs Joan to support a candidate; Helen must deal with a student who protests another students work of art.