Welcome to Plathville

The Plath family has seen some major changes recently -- they left the farm and moved into town, Micah and Moriah fled the nest, and Ethan and Olivia cut ties with Kim and Barry. Although they all live within a mile, the distance has never been so great.

Micah reunites with model-friend Helena for a very hot and steamy modeling session. Barry and Isaac try to talk about the birds and the bees. Lydia reveals she has a secret crush, and Moriah goes on her first date ever.

Ethan is left speechless after Olivia gets a body piercing. Ethan and Olivia host Micah and Moriah for their first ever Independence Day. Kim, Barry and the kids head back to the farm to welcome visitors from down under.

Ethan and Olivia realize they need to move farther away from Kim and Barry.

Moriah keeps her promise to Max and introduces him to her family.

Ethan and Olivia plan to get couples tattoos.

Lydia talks with Kim about her crush, and Ethan meets Olivia in California.

After a long period of no contact, Ethan decides to confront his parents. Kim makes an unexpected confession that leaves Moriah speechless. Micah signs a modeling contract while Moriah records music in a studio.