A turn in Werner's condition reveals a treacherous con game while Sebastian and Lovisa decide how to handle their relationship. A sabotage threatens the impending wedding and the future of the hotel.
Sebastian considers a risky decision, while Julie's coldness towards Rebecka creates doubt in Aksel. Elin's paranoia creates question marks about her background and Lukas is blackmailed into riskier actions.
Saltsjövik is in shock after the latest murder and Julie tries to convince the police of her suspicions. An unexpected collaboration begins and a past relationship threatens to awaken a buried past.
The beach hotel is preparing for a new opening, but not everyone approves of the changes. Julie can't let go of the past while Sebastian plans ahead. Saltsjövik's fragile peace is destroyed by another murder.