Float

Float is a 2023 Canadian drama film, directed by Sherren Lee. The film stars Andrea Bang as Waverly, a young woman with a tense relationship with her parents who decides to spend the summer before starting university staying with her aunt in the coastal beach town of Holden, based on Tofino, where she is drawn into a romance with lifeguard Blake when he gives her swimming lessons.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.