The Northern Grand Duke's Secret Contract Official summary: You are reading The Northern Grand Duke's Secret Contract Official manga, one of the most popular manga covering in Webtoons, Yaoi, Adult, Mature, Smut, Fantasy genres, written by Ganu at MangaBuddy, a top manga site to offering for free. The Northern Grand Duke's Secret Contract Official has 61 translated chapters and translations of other chapters are in progress. Lets enjoy. If you want to get the updates about latest chapters, lets create an account and add The Northern Grand Duke's Secret Contract Official to your bookmark. not found...