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Season 4 of TLC‘s Welcome to Plathville will drop in just one week. Fans are curious to learn about the fate of the series’ key couples. Significant changes in season 3 forced the Plath clan to take stock of their relationships. However, can these fractured family unions be repaired, or are the fissures so large they cannot fix them? Season 4 will attempt to answer these hot-topic questions.

Micah, Moriah, Olivia and Ethan Plath star in TLC's 'Welcome to Plathville' season 4.
‘Welcome to Plathville’ stars Micah, Moriah, Olivia, and Ethan Plath | TLC

How did season 3 of ‘Welcome to Plathville’ end?

In the season 3 finale of TLC’s Welcome to Plathville, the prominent couples found they had hit bumps in their relationships.

Olivia and Ethan Plath moved to Tampa, Florida, to put even more distance between themselves and Ethan’s overbearing parents, Barry and Kim.

There, they attempted to carve out their own life.

Ethan learned to move away from the ultra-conservative lifestyle forced upon him and his siblings.

However, Olivia and Kim’s relationship continues to deteriorate and become strained.

Ethan’s sister Moriah Plath joined the couple and relocated.

Brother Micah took a leap of faith and abruptly moved to LA to further his modeling career.

A TLC trailer shows more than one couple’s relationship appears to be rocky

A season 4 teaser trailer for the new season of TLC’s ‘Welcome to Plathville shows some relationship cracks for the Plath family.

‘Welcome to Plathville’ Season 4: Fans Search for Clues in New TLC Photos

In a season 4 teaser trailer, many family members experience growing pains, including the Plath patriarch and matriarch.

Kim admits to TLC’s cameras that she is not happy in her marriage.

She claims things are “different” now.

Husband Barry claims their life has been “rearranged.”

“All I know is I’ve been a mom, and I’ve been a wife. Now it’s time to be me,” Kim admits.

“Whether Kim is having a midlife crisis or not right now, she’s entering into that phase,” Barry deduced of his wife’s sudden change in behavior.

In the trailer, Plath son Micah shows off his new and exciting life in LA.

He says his new city is “huge” and different from life in Cairo.

Moriah, Olivia, and Ethan appear to be in the midst of their own crisis’

It seems Olivia and Ethan continue to struggle in their young marriage.

Ethan tells his wife, “there’s going to be certain times when I go do stuff by myself, and that’s that.”

Olivia responds: “It’s like you’re trying to get rid of me.”

“I don’t know what he’s doing,” Olivia continues in a confessional. “He like has this little double life.”

In season 4, Kim appears to change her heart regarding her relationship with her oldest son and his wife.

She wants to reach out to them. However, Olivia feels as if she is “chained” to Ethan’s past.

As for Moriah, she faces that her romance with Max has taken a sad turn.

“Moriah’s the only person that knows exactly what happened,” regarding her relationship with Max, says Ethan in a confessional.

The new season begins on May 17.

Welcome to Plathville airs Tuesdays at 10 p.m. EST on TLC.