Yang Yang's mother marries her track coach, who then becomes Yang Yang's stepfather, with his daughter Xiao-Ru becoming Yang Yang's stepsister. The two girls seem close, but their relationship possesses a hidden and ultimately damaging jealousy. Xiao-Ru’s boyfriend Shawn has a desire for Yang Yang and she bears some attraction in return.
Acting
Sandrine Pinna's restless physicality — always performing, never resting.
Direction
Cheng Yu-chieh's patient observation of small humiliations.

Director
Cheng Yu-chieh
Trivia, insights & behind the scenes
Sandrine Pinna (張榕容) is actually French-Taiwanese in real life — Cheng cast her specifically to blur fiction and lived experience.
The film's title uses the same character twice (洋洋) — suggesting duplication, reflection, or a self split in two.