OMG: Oh My God! is a satirical comedy film that follows the story of a man named Kanji Mehta, who sues God after his shop is destroyed in an earthquake. The film explores themes of religion, spirituality, and the power of belief.

Kanti Sharan Mudgal, a devotee of Lord Shiva, finds himself in a dramatic courtroom battle after his son is suspended from school for a video of him masturbating. With the help of a divine messenger, Kanti defends his son and fights for comprehensive education on sexual topics. Through the case, Kanti exposes the flaws in the education system and wins the battle to make sex education compulsory.