An Invisible Sign

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Year : (2011)

Run Time : 96 min - 256.53 MB

Release Date : 29 Apr 2011

IMDB Link : https://www.imdb.com/title/tt1212454/

Description : Mona Gray is a 20-year-old loner who turned to math for salvation as a child after her father became ill. As an adult she now teaches the subject and helps her students through their own crises.