Tensions between Chu and Martha escalate during an attempt by him to cure her stomach cramp using chi inadvertently causes internal bleeding and forces her to be briefly hospitalized. Martha tells her husband that she can't stand being Chu's "de facto" caregiver, and tries to convince them to take her mother's offer to buy them a larger house so Chu and her don't have to share a space. Alex explains that he feels obligated to take care of his father in the tradition of Confucian familial relations, where a child will take care of a parent when they grow old as they once took care of them.