To Take An Enemy’s Heart Volume 3 (TO TAKE AN ENEMYS HEART GN)

"What did you just drink? You idiot! Isn't this Mesa poison?!"
Igen receives unexpected visitors: king Asakin and Caesar, his helper. The guests try to interfere with the running of his household. Caesar discloses gruesome details about a member of Kassan's family. Hakar is determined to execute his revenge and devises a plan to get rid of Igen once and for all. A sudden confession changes everything. As Igen decides to use and abuse him, Kassan drinks the poison he was hiding. What will happen to Kassan? Is Hakar's plan destined to work? Will the king find out that his mortal enemy is closer than expected?