A suspenseful thriller is Mission Grey House. In an attempt to satisfy his appetite, a youngster who aspires to be a police officer dons a police uniform on his own and begins battling with thugs. Being aware of this, Kiara's father, an IG, inquires about Kabir and issues a warning about the repercussions. IG calls him and says, "Mai tumhe ek mission de raha hoon- Grey House," after she begs his father to assist Kabir in becoming an officer and promises him that he would carry out his duties with great seriousness. Agar tumne ye pata kar liya to tumhara sapna main poora karunga, and Kabir agrees. Tumhe ye pata karna hai yahan murder kyun ho rahe hain aur kaun kar raha hai. He visits Grey House and becomes stuck there. How does he escape this? And how does he track down the murderer? How does he save himself?