Relativity Media, B4U Motion Pictures, Zahhrak Films and Intrepid Pictures' Dobaara is a horror thriller and an official adaptation of the Hollywood film Oculus. The Merchant family, which comprises of Alex Merchant and his wife Liza (Lisa Ray) and their two children Natasha (baby Rysa Saujani) and Kabeer (Abhishek Singh).
One fine day, when Alex starts behaving extremely weird with his family, their children sense that there is a growing tension between their parents. While Liza suspects Alex of having an extra marital affair, the latter mercilessly beats her up and ties in chains and doesn't allow her to meet their children. Later, Alex gets jailed for killing Liza, for which he gets jailed for 10 years. During this period, Natasha (Huma Qureshi) gets convinced that all the mishaps and mishappening in the house were solely due to the presence of a haunted mirror. The only way to break the spell is by breaking the mirror.
What happens of the mirror ultimately and the people around it is what forms the rest of the film.