Watch I'll Follow You Down

This is a sci-fi mystery movie about a scientist who disappears. He leaves behind him a wife and young son. When he is on a business trip, a scientist vanishes without a trace. While she has hope for quite a while, eventually his wife must accept he will not return. She does her best to raise their young son to be someone his father would be proud to claim.

When their son is accepted to MIT, he studies quantum physics. While he is home on a break from school, he makes a strange discovery. It leads him to believe he may be able to find his father.