In a quiet village in the French countryside, Laura is a teenager caught between the sudden sadness of her mother's death and the mysteries surrounding her family life. As summer progresses, Laura discovers a hidden diary in the attic that reveals dark secrets about her family and a forbidden relationship between her mother and an unknown man. Intrigued and determined to uncover the truth, Laura embarks on a journey of discovery that leads her to unearth not only her mother's past but also the secrets of her own identity.
As she interacts with the village inhabitants, from the melancholic librarian to an elderly woman who knows more than she lets on, Laura begins to piece together the life of her mother and the figure of the man who has been haunting her memories. The warmth of summer contrasts with the coldness of hidden secrets, leading Laura to confront not only her loss but also the weight of familial expectations.
With the beauty of the French landscape as a backdrop and an intense emotional development, Laura explores her complicated relationship with her father, who seems more distant than ever. In facing the ghosts of the past, Laura finds the strength to seek her own voice and make choices that will lead her towards a hopeful future, away from the shadows that have chased her.