Trinity is a character in the "Matrix" film series, played by actress Carrie-Anne Moss. She is one of the main protagonists of the series, alongside Neo (Keanu Reeves) and Morpheus (Laurence Fishburne).

Trinity is a member of the rebel group led by Morpheus, and is a skilled hacker, martial artist, and fighter. She is often seen wearing black leather clothing, and has a distinctive short, dark hairstyle.

In the first film of the series, Trinity is introduced as a mysterious and powerful figure who helps to guide Neo on his journey to understand and escape from the Matrix. She is a close ally and friend to Morpheus, and is fiercely dedicated to the rebel cause of freeing humanity from the machines that enslave them.

Throughout the series, Trinity is depicted as an intelligent, capable, and strong-willed character who is not afraid to take risks and fight for what she believes in. She is a skilled fighter and is often shown engaging in intense action sequences, often alongside Neo.

Trinity's relationship with Neo is a key aspect of her character arc in the series. She is initially attracted to Neo's potential as the "One," a figure prophesied to have the power to defeat the machines and free humanity. As the series progresses, Trinity and Neo become closer and ultimately fall in love, which drives them both to fight even harder for their cause.

Overall, Trinity is an iconic character in the "Matrix" series, known for her strength, intelligence, and fierce dedication to the rebel cause. Her role in the series helped to break stereotypes about women in action films and has inspired many female characters in the genre.