Leo Calpo lives on Dolphin Island in the picturesque Alleppey district with his dad Sayyip, who runs a restaurant called Catamaran. One of the interesting dishes served in the restaurant is Steamed Pizza made using Idli or Idiyappam vessels. Calpo dreams of moving abroad for which he flirts with a foreign woman who is visits the district. But a “love at first sight” moment happens for Calpo when he meets Thumbi, a Muslim girl who lives with her abusive father and helpless mom.