John and Zack head to Texas to help Ashley and Angel, a couple who are giving up their large house to turn it into a women's recovery center; but first, they want to move into a tiny house in their backyard. Everything's bigger in Texas, including homeowners-Angel is 6-foot-6, Ashley's nearly as tall, and building a tiny house where they can stretch out and get comfortable pushes Zack's ingenuity to new heights. Can John and Zack build a tiny house where not-so-tiny people can feel at home?