Ayesha is the only lucky survivor of cyanide poisoning administered by her husband Mohan, whom she shockingly discovers to be involved in 12 such serial murders. Mohan kidnaps Aisha's son to get rid of the Police trail and abscond with his next prey Sana, a beautiful Kashmiri woman to Gulmarg. Uncover the wicked past of Mohan behind these killings in 'Cyanide'.