Louis, the commander of the Second Chief of Guards, is abruptly diagnosed as being "in the fourth month of pregnancy" while chasing a serial killer who is making a splash in the capital. Four months ago, an unforgettable night at the palace ball… Who did he spend the night with?---**Original Novel:** [R15](https://page.kakao.com/home/detail?seriesId=48813244), [R19](https://ridibooks.com/books/111023371)**Original Webtoon:*** R19: [Bomtoon](https://www.bomtoon.com/comic/ep_list/whozURd/?p_id=tw860), [KakaoPage](https://page.kakao.com/content/60643562), [Lezhin](https://www.lezhin.com/ko/comic/whos_your_daddy), [MrBlue](https://www.mrblue.com/webtoon/wt_000053498), [Ridibooks](https://ridibooks.com/books/1716001702), [Tocsoda](https://www.tocsoda.co.kr/product/productView?brcd=77M2208187884)* R15: [Bomtoon](https://www.bomtoon.com/comic/ep_list/whozURd_MO), [KakaoPage](https://page.kakao.com/content/60238842), [Lezhin](https://www.lezhin.com/ko/comic/whos_your_daddy_15), [MrBlue](https://www.mrblue.com/webtoon/wt_000053499), [Ridibooks](https://ridibooks.com/books/1716001829)**Official Translations:*** [English](https://www.lezhinus.com/en/comic/daddy)* [French / Français](https://www.bontoon.com/detail/bt_1110178)* [Thai / ภาษาไทย](https://www.comico.in.th/titles/2331)"