Brothers Linus and Anton, who have become estranged from each other due to their mother's long-term illness. After her death, they travel to the family's old Danish country house - a place full of childhood memories, but also old conflicts. While Linus wants to quickly settle his share of the inheritance and return to his well-ordered life, Anton only wants one thing: to reconnect with his brother. But the past keeps catching up with them. Old wounds resurface, guilt, anger, and grief collide. Kystgaarden tells a moving story about the love between two brothers, the burden of the past and the possibility of a new beginning.