The Red Sleeve Season 1 Episode 16

Consort Hwa is infuriated with jealousy, and she tries to sabotage Duk Im with the help of Queen Dowager. Consort Hwa frames Duk Im for having relations with a man and makes Queen Dowager interrogate her. Therefore, all four of them, including San, gather at Consort Hwa’s chambers, and San makes his final decision.