[1] Plesa was born in Dallas, Texas, in a Romanian-American family.

[2] Plesa graduated from Newman Smith High School in Carrollton, Texas.

[2] Before running for office, Plesa served for four years as the legislative director for Ray Lopez, a Democrat from San Antonio.

[3] Plesa ran for Texas's 70th House of Representatives district in 2022 as a Democrat.

This district is based in Collin County and had been redrawn to be more favorable to Democrats, with the goal of making other seats in Collin County more safe for the Republican incumbents.