Hazel receives a strange birthday card that ultimately forces her mother, Melissa, to face the dark truth of her past.

Melissa and Ivy travel to Texas to learn everything about Heather Richmond's murder; their discovery there pushes Melissa to step into the light.

Melissa reconnects with her brother and confronts her father, who finally offers a clue about the case; Hazel receives an unexpected invitation.

Melissa forms an unlikely alliance to recover missing key evidence; Elijah weighs a plea deal; Hazel begins a secret correspondence.