Summary [PART 1] Thomas Wagner set out on a romantic camping date by a mountain lake successfully proposing to his beloved Sarah, but wakes up naked and alone by a burnt tent, wanders off and is hit badly by a tree felt by forester Oliver Grohner, her ex. Tobias quickly dresses after a night with Andreas's ex Emilie before joining him -now with her sister nurse Jessika- on rescue search, starting in hospital, where Thomas has amnesia and swallowed a dangerous cocktail, hence now needs urgently a donor kidney, which only Sarah was able to give. Andreas, Tobias, Toni and Jessika question both families, while Sarah is locked in a wood cabin by a masked man. [PART 2] While relatives suspect Thomas of hurting Sarah, Andreas starts the urgent race for the truth. It's a tight plot, requiring to crack several hard nuts.

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