Homeowner Wendy Wilson finds neighbor Grace Wang occupied her purchased underground parking spot. Grace and her children Maggie Chen and Chen Zhiyuan then trespass into Wendy's home to use the air conditioning. Property manager Liu Lan mediates perfunctorily. Wendy defends her rights through legal means. Grace's family is criticized by police and apologizes. The property manager is demoted. Wendy sells her house and moves out.