Ego (2013)

The movie starts in a train where the leads Eswar and Gomathi happen to meet. There she loses the ornament she had worn, which is found by Eswar and Bala (small time thieves) who decide to give it back to her. Thus, starts the laugh riot, where Gomathi's family assumes Eswar to be her lover and he plays along as he and Bala plans to steal them and run off. The fake love turns to true love.