Forced to live "off the land" on Earth Day, tension within the group erupts as treatment intensifies and hunger pains set in.

As the guests learn more about Tranquillum's unique protocols, everyone must decide if they will continue under Masha's care. Meanwhile, Masha is receiving mysterious threats of her own.

Zoe's birthday celebration reopens old wounds, even as the group begins to grow closer.

It’s time for everyone to cross the threshold and face their demons, including Masha. But will they make it to other side?

Pressure on Masha intensifies, as she juggles the competing needs of her guests, discord amongst her staff and her absolute commitment to healing the Marconi family.

The strangers finally realize what has brought them together.

Helena's past enters the spotlight as Martin spills the beans about Zauberwald's history and possible future.

Martin escorts the guests to a museum in a nearby picturesque town – a trip that sees the healing protocol take hold with varying effects.

Tina and Wolfie’s relationship is put under strain when the Zauberwald ballroom is set up with musical instruments. Victoria offers to have a girls’ night in with Imogen, but the plan goes awry.

In their search for mind and body reinvigoration, nine people from various walks of life arrive at Zauberwald, an Alpine retreat, where they are greeted by the enigmatic wellness guru, Masha.