The story of Gethu centers around Craig (Vikranth), a sniper tasked with eliminating Abdul Kamaal, India's leading scientist. The challenge lies in getting Kamaal, who remains secluded within his research facility, to appear publicly. Craig’s plan leads him to Kumily, a quiet town nestled in the hills. Simultaneously, we meet Sethu (Udhayanidhi), a librarian, and his father, Thulasi Raman (Sathyaraj), a physical educ…