A Man in a Veil - Season 1 Episode 71
Overview: Dong Ho finds a match, but the donor can't do it because she recently found out that she's pregnant. Yu Jung's family and Min Hyuk persuade Yu Ra to get tested. Min Hyuk ends up giving her past records to save Min Woo. Yu Ra turns out to be a match, so she gets prepared under the condition that it's still a secret.