Love by chance is a story of a boy meeting a girl in a very adverse condition, where the boy has just missed his train & the girl lost her purse, they meet each other, and the boy tries to help the girl to solve her problem, whereas the girl thinks that the boy is flirting with her, so she tries to avoid him. But the boy is genuinely helping the girl as he comes to know that girl has lost her passport, the boy tries his best the help but things go wrong each time, and as a result, they find themselves in difficult situations.

Rohit, a computer genius, falls in love with Ishika and impresses her with his hacking skills. However, the police book Rohit for cybercrimes and things start to look grim for the young couple.