For Keeps (1988)

Young high school couple Darcy Elliot and Stan Bobrucz are one year from graduation, with promising futures ahead of them. But their paths take a drastic turn when Darcy becomes pregnant. Unwilling to go through an abortion or an adoption — despite their parents' pleas — Darcy and Stan decide to sacrifice their college experiences and degrees in order to keep and raise the baby. After a quick marriage, the two realize it won't be as easy as they thought.