Long Live the Island Frogs!

A married pair of teachers arrive on a remote island with no dock and little local interest in sending children to school, and slowly win the village over by starting a basketball team. The wins pile up all the way to a national tournament in Seoul, and the film credits that unlikely run with getting one injured boy back on his feet.

Why it's free: Free on the Korean Film Archive's own channel; the national archive holds and restores the prints it publishes.