The Summer of Sangaile (2015) on Netflix

Plot summary

Sangailė spends the summer before her senior year with her parents at their lakeside villa, and she wants to fly stunt planes, though vertigo and a lack of self-confidence keep her from a cockpit. Austė has finished high school and waits tables in the cafeteria of the local power plant. She goes home to her divorced mother's apartment on the top floor of a twenty-story high-rise. The two meet at an air show, and Austė finds ways to be alone with Sangailė, taking her along to parties with her friends. Sangailė cuts herself in her bathroom at home, and her relationship with her mother is strained. Austė photographs and dresses her, highlighting her inner and outer beauty, and the two girls become romantically involved.