Josh fame Karthika will be seen as Allari Naresh's sister in an upcoming entertainer. The news has surprised one and all in the industry. We rarely see a mainstream actress playing a sister role to a top hero. Sources say that Karthika will be seen in a pivotal role in Chinni Krishna's upcoming project. The story revolves around Karthika falling for a villain. Keep watching this space for more updates on this project.