Her vacation is cut short when the body of Axel Maertens , a 32-year-old sailing and kitesurfing instructor, is found on a beach in Malo-les-Bains.

imdb.com/title/tt14060708/">original series or the ?

A man named Jonathan confesses to the murder, which satisfies most of the police force. However, both Morgane and Karadec find his confession hard to believe and decide to continue investigating together. Series Context

Morgane finally gets some peace as her three children go on vacation, giving her a rare chance to relax.

The show stars Audrey Fleurot as Morgane Alvaro, a mother with a 160 IQ who works as a consultant for the police.

While the death initially looks like an accident (suffocation with a rope), Morgane notices the knot used is not one a professional sailor like Axel would have tied.

Note that this episode is from the original French series. An American remake titled High Potential also has an episode 1x7 titled "One of Us," which follows a completely different plot involving a hostage situation at the precinct.