Debutant director Ra. Karthik says his upcoming yet-untitled Tamil film with Malayalam heartthrob Dulquer Salmaan won't be made in another language.Reports surfaced that the film will be made in Tamil and Malayalam.Clarifying the rumours, Karthik told IANS: "No, we will only make the film in Tamil. The pre-production is underway and we commence shoot from December. It's a travel movie and will be shot in Tamil Nadu as well as north India. We are in the process of finalising four heroines."This will be Dulquer's fourth Tamil film.On teaming up with the "Charlie" actor, Karthik said: "It's going to be a very unique project. It won't be just another romantic film just because it features four heroines. I'm sure it's going to be fun working with Dulquer."Dulquer has just wrapped up work on Malayalam film "Solo", and is soon expected to join the sets of bilingual biopic drama "Mahanati".In "Mahanati", a film on the legendary southern actress Savitri, Dulquer will be seen playing the role of yesteryear actor Gemini Ganesan.