Anand is a wannabe filmmaker who is tired of waiting for his first break. He faces a major setback in his personal life when his girlfriend Vinni moves to the US all of a sudden. Ahead of his friend Mangalam's wedding, he and the friend travel to Goa to spend a good time. There, Anand develops a bond with Rathika, a young girl working at a restaurant. Meanwhile, Mangalam gets into a relationship with a location manager named Ameya.

An experimental romantic thriller, Solo is the story of four different men, their love, rage and afterlife. Through four elements - water, air, fire and earth, they also represent different facets of Lord Siva.