A mentally challenged girl proves herself to be every bit as capable as her "perfect" sister when she moves into an apartment and begins going to college.
The principal attraction of the movie is Juliette Lewis, whose portrayal of an intellectual dull and emotionally volatile 20-something is deeper and more affecting than was Dustin Hoffman's poker-faced performance as Barry Levinson's autistic "Rain Man."
Then there's the matter of why the aircraft carrier captain -- Tom Skerritt ("Texas Rangers," "The Other Sister") in a wasted role - makes all of his calls to the team while standing on the noisy flight deck (rather than inside) or finally orders another rescue team at the end when he refused to do so throughout the rest of the movie.