On a hot summer day, a wealthy couple decides to escape to their yacht to enjoy a day of fishing on a serene lake. The tranquility of the day is interrupted when an energetic and charming young hitchhiker joins them on their outing. Initially hesitant, the couple eventually concedes to the inclusion of the stranger, who quickly disrupts their dynamic, unleashing hidden tensions between the spouses.
As the trio navigates the waters, their interactions become increasingly charged. The husband, possessive and controlling, feels his authority challenged by the youth's freshness and audacity. Meanwhile, the wife, trapped in the routine of her marriage, begins to feel drawn to the stranger's spontaneity, creating a struggle within herself between duty and desire.
Through sharp dialogues and eloquent silences, the story explores the complexities of human relationships, the struggle for power, and the quest for personal freedom. The underlying tensions escalate, leading to a climax where true feelings and social mandates are put to the test. In this unsettling journey, the lake reflects not only the tranquil surface of the characters' lives but also witnesses their emotional storms, revealing that sometimes, the real conflict lies just beneath the surface.