Looking for a title, where young boi goes to another world as a servant(food) to a hikka-loli-vampire, they are some noble family, and her parents searched for a bloodbag for their daughter
Gun Ota https://www.novelupdates.com/series...ai-heiki-de-guntai-harem-o-tsukucchaimashita/ Volume 3 is where those moments start.