Tosha makes a bold confession to her mom; despite their family's concern, the Merrifields forge ahead with their plans for potential sister wife Roberta; Vanessa and Kaleh clash over their differences; the Snowdens' new girlfriend reveals a secret.

The Snowdens welcome a new girlfriend; the Merrifields scout wedding venues with Roberta, leaving Dannielle to feel like a third wheel; the Clarks work on their relationship and get explosive results; the Winders' family questions its lifestyle.