Karthik is an investigative crime reporter from 2019, while Sujatha is from 1993 . An accidental cross time phone talk connects them. When Karthik knows about her difficulties, he tries to change her future by changing the incidents from her past.

When a heartbroken Siddhu stumbles upon a two-year-old diary, he finds himself drawn into the enigmatic world of a young woman named Nandini and falls for her.