Lukamari means hide and seek. The film story is based on a police investigation of a murder case of a school girl Rupa K.C. As the film unfolds, the case gets connected to the tenants of Musya Sahu and the hide and seek between cops and criminals starts. The movie starts when two undercover veteran crime investigating agents meet coincidentally and start sharing a same room in some place in Kathmandu valley. In the movie they are investigating two seemingly different cases. One cop is seen investigating murder case of a young girl and another cop is seen finding clues about murder of two young boys. The cop in girl's murder case is dragged to Kathmandu due to the relation of the girl with a suspicious sick teacher of her and another cop finds some papers of land in the crime scene that gives hint about the criminal's location. To keep the mission secret both the cops change their names, jobs and motives of living in the valley without any idea about each other's reality. The movie starts with some comedy and proceeds with the suspicious acts of all the actors in the screen. The movie also showcases some side characters like a priest, some drug addict youths and a tea shopkeeper who initially seem to be present for comedy but things change afterwards. As the film reaches to its interval there start a rapid change in all aspects. The two cops spying on a young girl living in the same house as they do and a love affair between a married women and a handsome landlord carries the comedy till the end but every minute brings few more thrill as the suspense starts disclosing. The two cops again meet coincidentally to find out each other's identity. They share their investigations just to know that their cases are somehow interconnected. At the climax, they find out that both their suspect lives next door to them. The suspect happens to be the husband of the women who is in affair with the landlord. So the cops use the landlord to get into the suspect's room and after finding a solid proof of him being the criminal, they raid in his house a thrilling chase begins. The chase discloses the reasons of murder and also the identities of some seemingly less significant characters like the priest. The movie focuses on comedy, thrill, suspense, Nepalese crime fighting methods and also some problems of Kathmandu like unemployment, lack of water and prostitution.