My Young Cousin is a quiet romantic drama about a college student who begins living with his much younger cousin after a family situation forces them together. At first, their relationship is awkward and distant, shaped by age gaps and social boundaries. Over time, daily life softens their walls and creates emotional closeness neither of them expected. The main conflict is the tension between affection and what society considers acceptable. As feelings grow, both characters struggle with guilt, restraint, and honesty. The story focuses on emotional development, loneliness, and the danger of blurred lines. With gentle pacing and introspective storytelling, it explores how intimacy can form in complicated and morally sensitive circumstances.