A worker of the tea garden gets into an argument and mysteriously dies. A married couple shifts to stay at the tea garden for work.

The owner of the tea garden, Shahin, has invited the couple to a party where Brita's unfortunate past comes up.

Brita's brother-in-law, Niloy joins them. On the other hand, the police officer, Khalid tries to persuade Brita to help solve the mystery.

The mysterious death of the workers of the tea garden compels Brita to rejoin her profession and find the truth while another worker is found dead.

The detective Brita proceeds with her investigations around the tea garden while Khalid is shot by someone.

Past is an essential part to know the present. Everyone attends a musical party where a criminal comes to light.

It's time to connect every evidence and past events to finally unmask the real mastermind behind all the mysterious deaths.