A retired judge drops dead at a swish party in Kolkata.
The needle of suspicion points to Punjabi mirchi Dolly Luthra.
Now it's up to her friend, the strait-laced Mrinalini Sen, to don the detective's hat and clear Dolly's name.
Easier said than done when bodies start piling up and there's a crafty killer on the loose.
Will the two be able to put their differences aside and solve the murders?