A remote village. A tight-knit group of friends. One bold idea: swap houses for the summer. But as the swap unfolds, they discover their neighbors are hiding dangerous secrets—secrets that could unravel everything.

Oran. Six days before her younger sister’s wedding, Zouzou, a 30-year-old single bio-maritime engineer, still hasn’t found the courage to tell her family she’s leaving the day after the wedding to follow the migration of sardines that have mysteriously disappeared. Between gossip about her single status and therapy sessions with her « psy » hairdresser will she manage to leave?

Julie Nowak vanished 20 years ago without any trace. Now, True-Crime podcaster Liv rolls out the case again with Julie’s dad, Theo. But finding the truth is a race against Theo’s dementia.

In the village of Vodnjaki a murder that happened over thirty years ago connects the ferry Estonia, Russian diamond smugglers, retired detective Martin Vrenko and a young couple from Sweden.