The film follows genius detective Hu Bayi, who joins his friend Uncle Ming on a mission to salvage pearls in the South China Sea. After a sudden shipwreck, the group sinks into the ocean — only to discover an ancient sunken ruin over a thousand years old. Battling through deep-sea traps and unknown dangers, they must rely on trust and teamwork to escape the submerged tomb alive.

In a world where ancient aristocrats stored treasures in an underwater "bank" guarded for generations, three noble families maintained control over this secret system. Twenty years after a monstrous tentacle attacked during a golden treasure retrieval—leaving only young Yi Sa alive—he returns as leader of his family's underwater faction. Facing strange physical changes and a hidden truth, Yi Sa joins forces with Ding Yu Die and Zong Hang to confront the past, unlock a buried legacy, and survive another deep-sea mission.

After the murder of a general’s concubine sparks a crackdown on the city’s beggar gang, Su Can embarks on a complex investigation. As he navigates layers of deception and imperial politics, he uncovers a conspiracy rooted in rebellion, mistaken love, and hidden secrets that challenge everything he believed.

A music composer’s peaceful life turns upside down when he starts receiving disturbing videos related to a woman he loves. As he digs deeper, hidden secrets and a dark motive begin to unravel.

When an NRI couple moves into an ancestral palace in India, they dismiss warnings about it being haunted. Soon, strange events begin to unfold, and the wife, Avni, starts behaving erratically. Psychiatrist Dr. Aditya Shrivastav is called in to investigate, leading to shocking discoveries tied to repressed memories and a tragic past. Bhool Bhulaiyaa masterfully blends psychological suspense with supernatural elements and humor, leading to an unforgettable climax.