Synopsis
Mona Gray is a 20-year-old loner who, as a child, turned to math for salvation after her father became ill. As an adult, Mona now teaches the subject and must help her students through their own crises.
Original titleAn Invisible Sign
IMDb Rating5.34 416 votes
TMDb Rating5.2109 votes
Creator
Creator
Cast
Mona Gray
Young Mona
Mr. Jones
Ben Smith
Mom
Dad
Lisa Venus
Ms. Gelband
Panida Saleswoman
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