Su-ho confirms he won't reveal her bare face.
Ju-kyung arrives at school without makeup after a late-night run-in with Su-ho. She is terrified her secret is out. To her shock, Su-ho hasn't told a soul. Instead, he treats her with a strange, newfound kindness that confuses her. True Beauty (2020) Episode 4
Meanwhile, the rivalry between Su-ho and Seo-jun reaches a breaking point. Seo-jun notices Su-ho’s protective behavior toward Ju-kyung. He decides to use her to get under Su-ho's skin. He starts loitering around her, teasing her in front of the whole school. Su-ho confirms he won't reveal her bare face
Su-ho gives Ju-kyung his jacket, sparking rumors. Su-ho hasn't told a soul. Instead
Fighting his growing, protective feelings for Ju-kyung.