"Switched at Birth" S03E13 "Like A Snowball Down A Mountain"

Sadly there's still no picture or promo released with Lucas. BUT it has to come at some point, as we all know Toby is having his own adventure on Iceland :) So stay toned!

Like A Snowball Down A Mountain: Bay and Emmett work together to combat Matthew's blackmail threat and make an unexpected discovery. Daphne gets a big opportunity at the clinic but worries about how it affects her boyfriend Campbell.
Meanwhile, Kathryn enjoys the perks of being the author of a highly-anticipated book, until someone from her past threatens its publication