The role of the "Son" in this narrative is defined by premature adulthood. With the father possibly absent, incarcerated, or emotionally unavailable (a common trope in motel literature, reminiscent of The Motel by Arthur Miller or even Ocean’s 11 ’s low-rent aesthetic), the son becomes the surrogate man of the family. His duties include mediating arguments, protecting his mother, and, crucially, safeguarding his younger brother. The essay would analyze a key scene (which you would supply from your text) where the son must choose between his own escape and his brother’s safety. The motel’s hourly rate underscores the son’s internal pressure: every moment is transactional, and he feels he must earn his right to exist as a family member. His identity as a son is thus one of debt—a debt he can never repay but must continually service.