Creators often use introductory segments to establish a character's history and motivations, fostering a stronger empathetic bond with the audience.
: Characters who have never prioritized romance finally finding a companion who understands their perspective.
(Gift article) "The older woman has been very busy lately. ... - Facebook
Mature characters are often defined not by being "serious," but by having the insight to value joy and fun within a stable, long-term commitment.