From Lezhin: Eunsung one day wakes up to find out he's a girl! He's able to hide his change of gender from everyone... or so he thought. His secret is discovered by his crush on day one and moreover, she asks him to pose as a nude model for her! How will Eunsung's life start anew as a girl? Original Webcomic http://www.lezhin.com/ko/comic/girl_birth