Eighteen-year-old Hae Min Lee vanishes one day after school only to be discovered strangled in a park a month later. Her diaries offer a chronicle of her love life and guide police to a shocking arrest still highly contested to this day.

Family members are shocked to learn that Patricia Kimble was shot before her body was consumed in a deliberately set house fire; investigators scour her diary for clues as to who would want to kill the devout Christian newlywed.