Marlena and her partner Tomasz live in a lonely house by the sea, happy with each other and life in their secluded world. Their everyday life is turned upside down when Marlena decides against Tomek's will to let their estranged, seriously ill son Mikolaj move in with them. Not only the grueling care soon casts a shadow over their relationship: more and more, Mikolaj's move-in brings to light family secrets that have been hidden for many years.