Masson started acting in 2020. One of her first big roles came playing Hannah in the drama film Dangerous Love starring Vivica A. Fox. She played Kayla in the thriller filmOn the Run. After the first screening she did a Q&A and was joined onstage by Pricila Vilaca and Jenny Rosen, both of whom work with Martha’s Vineyard Community Services’ Connect to End Violence, a domestic violence program and rape crisis center. She said the role was emotionally draining Her biggest role so far has been portraying Maria Schneider in the drama film Waltzing with Brando. She played Ariel in the thriller film Fatal Exposure.