Sue Thomas, a deaf woman who can read lips, heads for Washington D.C. with the hope of working for the FBI. While on her journey, she relates the story of her life as a deaf girl to her new companion, her hearing dog, Levi. When she finally arrives, Sue is disappointed at being relegated to clerical work.
When Sue's ability to read lips proves useful, she is made a member of the FBI surveillance team.
Sue is put on the case of an oil company that has a bomb threat held against it.
Sue must keep a diplomat safe from possible assassination.
Sue finds a snitch with possible information on a crime ring.
Sue is asked by the bureau to connect with a thief who is also deaf.
Dimitrius is stalked by a former inmate that he put away years ago, requiring protection.
Sue attempts to enjoy the holidays with her parents.
Sue tries to help a potential corporate whistle-blower.
In stopping a diplomat's attack on a woman, Bobby puts his job in hot water.
Sue and company seek out a dirty bomb, a bomb equipped with uranium with the idea of a larger radiation dispersion, on the tip that one may have been snuck into the United States.
An armored truck with over two million dollars vanishes. Lucy worries about her place in Sue's life when Sue meets another deaf woman.
An FBI team is caught in a surprise attack when strategic information is leaked.
When a favorite waitress of the team goes missing, Tara and Bobby discover that she may have been involved with an Asian gang. Meanwhile, a suspect that Sue and Jack arrest is surprisingly compliant.
Bobby's father comes back into his life with a surprising offer. Meanwhile, Sue is forced to deal with her feelings for Jack.
Sue's credibility is called into question when she goes on an FBI and DEA task force. Also, Charlie and Troy try a home improvement project at Lucy and Sue's apartment.
Sue and Myles investigate the murder of a cab driver which might be linked to murders that took place 20 years ago by a serial killer.
An escaped fugitive heads for D.C. Meanwhile, Sue dreads meeting up with old schoolmates.
When his former mentor gets shot, Jack gets caught up in the world of illegal drugs. The real Sue Thomas guest stars.