One common theme is the struggle between love and duty. The characters are police officers first, so they have to balance their personal relationships with their responsibilities to the city. For example, they might have to cancel a date because of an emergency call.
Trust is also a big theme. In the dangerous world of 'Chicago PD', the characters need to trust their partners completely. When it comes to love, this trust extends to their romantic relationships. They have to trust that their significant other will understand the demands of their job.
One common theme is the character's struggle with the physical and emotional pain he endures in the line of duty. Writers often explore how he copes with these challenges.
One common theme is family. Since the OC is a sister, there's often a focus on family dynamics, like loyalty and protection. Another theme is fitting in. The sister OC has to find her place in the Chicago PD environment which can be tough.
Another theme is the integration of the OC into the Chicago PD world. The fanfictions often explore how the OC adapts to the rules, the team dynamics, and the high - stress environment of police work. It's about the OC finding their place within the department.
Romance is also a very popular theme. Writers often develop the relationship between Erin and Jay, from the initial attraction to the deeper emotional connection. They might write about their first date, or how they deal with conflicts in their relationship while being in a dangerous line of work. It adds a lot of drama and emotional depth to the fanfictions.
Family loyalty is a common theme. The OC sister often has to balance her loyalty to her family with her duties in the Chicago PD. Another theme is self - discovery. As she faces various challenges in the PD, she discovers more about herself.
Common themes in these fanfics are quite diverse. There's the theme of mystery, where the OC might be involved in a mystery that Antonio has to help solve, or vice versa. Another theme is personal growth. Both Antonio and the OC can experience growth in different ways throughout the story. For instance, the OC might learn about the tough world of policing from Antonio, and Antonio might learn something new about himself through his interactions with the OC. There's also the theme of loyalty, which is a big part of the 'Chicago PD' universe, and the fanfics often explore how loyalty plays out between Antonio and the OC.
Often, you'll see themes like the OC having a special skill or background that helps Jay and the team solve cases. There's also the theme of the OC facing personal struggles while being part of the 'chicago pd' environment. And of course, the theme of friendship evolving into something more between Jay and the OC is quite prevalent. In many fanfics, the OC might be a new recruit, and the story shows how they grow and interact with Jay in that context.
Family loyalty is a common theme. The sister might be shown as being very loyal to Ruzek, standing by him through thick and thin in his police work. Another theme could be protection. Ruzek might be protective of his sister, or vice versa, in the face of the dangerous world they live in because of his job.
It could be about the romantic relationships that develop among the characters in the 'Chicago PD' series. Maybe it's a story of a cop falling in love with someone in the city, perhaps a civilian or another officer.
Yes, it takes inspiration from real-life police cases and situations, but it also incorporates fictional elements for dramatic effect.