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.

The threat of public exposure drives a closeted fetishist’s life into peril, setting a catalyst that will change the lives of those around him.