Blake Robbins faces the conflict of being accused of selling drugs based on a photo taken in his bedroom, which leads to his family filing a lawsuit against the school district. This lawsuit triggers a media frenzy, an FBI investigation, and exposes a larger scandal involving spying and surveillance within the school district.

The Lower Merion School District hires a prominent law firm to conduct an investigation into the spying allegations. This investigation uncovers shocking new evidence that escalates the situation, causing turmoil in the community and revealing issues such as racial profiling and corrupt school officials.

Racial profiling is a significant theme in the series, with Black students disproportionately targeted for surveillance. The series highlights the micro-aggressions and subtle racism experienced by these students in an affluent, majority-white neighborhood, adding depth to the scandal beyond the initial accusations against Blake Robbins.

The central characters include Blake Robbins and his family, who are at the heart of the story as they challenge the school district. Other important figures include the school officials involved in the spying, the law firm conducting the investigation, and the Black students who were disproportionately surveilled but less prominently featured.

'Spy High' explores broader social issues such as children's privacy rights, the impact of surveillance on students' lives, racial discrimination within educational institutions, and the ethical implications of spying on minors. The series balances these serious themes with moments of dark humor and personal stories to engage viewers.