4x7 - Switched at Birth

As a severe storm warning forces everyone to hunker down indoors, Kathryn's mom Bonnie comes for a visit, bringing her friend Lucille and delivers some unexpected news to Kathryn. Bay finds that Emmett is avoiding any discussion of what triggered the UMKC investigation. Meanwhile, Daphne goes to see Regina at the coffee house where several shocks await her, including one that will put her freedom at risk.