As societal norms began to shift in the 1960s and 1970s, romantic storylines started to reflect the growing complexity of human relationships. Movies like The Graduate (1967), Annie Hall (1977), and Kramer vs. Kramer (1979) introduced more realistic, nuanced portrayals of love, relationships, and family dynamics. These films tackled themes like infidelity, divorce, and personal growth, capturing the increasing uncertainty and fluidity of relationships.