Kalakalappu is a story of two brothers and their quest to save their cafe. Cheenu manages the cafe while Raghu is in prison. Cheenus cafe fails the health inspector Madhavis test and is given a months notice to improve things. Raghu, after being released from prison joins his brother to manage the cafe and conceptualizes innovative ways to make the cafe profitable. Raghu falls in love with the chefs daughter Shalini, while Cheenu and Madhavi fall in love as well. Meanwhile, a rogue police inspector cheats Raghu and takes over the cafe while Cheenu is away to Madhavis village. The rest of the story is about how Cheenu & Raghu manage to get their cafe back.