Nerves are at an all time high as strangers prepare to marry at first sight. But first, it's time for the hens and stag dos!

Cara and Mike, and Steph and Piripi meet for the first time. As they embark on their journey to married life, will sparks fly at first glance?

Excitement is in the air and emotions run high as the wedding day begins for eight hopeful singles. Nerves settle in for one bride as she discovers her groom's identity before she walks down the aisle.

As the experiment continues, the newlywed couples face unique challenges and moments of connection.

After a blissful honeymoon in Vanuatu it's time for the couples to meet each other for the first time at the pool party.

It is the last day of the couples' honeymoon. While some couples are feeling good and in high spirits, other couples are feeling disconnected or overshadowed by their partner.

Our couples move in together and adjust to life back in the city. While some couples thrive, others drift further apart.

Everyone dresses up for the first dinner party of the season. But not all couples come together as a united front.

Jesse and CJ's marriage is in trouble as they prepare for the first commitment ceremony. The experts put some hard questions to the couples who must decide to stay or leave the experiment.

Reeling from commitment ceremony fallout, the couples separate for Partner Swap week to spend time with another groom or bride. At a Boys and Girls night out, shared confidences seed doubts for some.

The couples part ways for a boys and girls night out. Then, surprise guests give them some much needed advice as they head into the next phase of the experiment.

Steph drops a bombshell at the dinner party putting Piripi in the firing line. At the commitment ceremony, the experts turn up the heat to get the truth & the couples reveal if they'll stay or leave.

The couples visit each other's homes for Home Stay Week and face confronting questions from loved ones about what life together outside the experiment can look like.

The final three couples meet for final vows t reveal if they will make a life-changing commitment to each other, Who will stay together, and who will say goodbye to the fairytale ending?

After returning to their normal lives, the couples have come together for a reunion with the experts, where some secrets & lies are revealed.