You're Too Much Episode 36

Ji Na tries to convince Sung Hwan that Hae Dang and Hyun Joon should not get married. Kyung Soo is tired of his mother's behaviour, so he gives her an ultimatum. Hae Dang also says that she will give Kyung Ae's note to Hyun Joon and run away with Kyung Soo. Meanwhile, Hyun Sung finds out and is angered by Ji Na's terrible behaviour, and he tells Na Kyung to give him the evidence of her infidelity. (Source: Kocowa)