Saga of the Stone God is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

In the northeastern part of Hiwatsu, an island nation, there unfolds a riveting tale within the domain of Mizuho. On the day of the feudal lord Saku’s wedding, Isaza Ukano, his younger brother, stumbles upon a female Gritborn—entities known only from fables—and is coerced into a certain pact…?! An engrossing saga of war and romance, depicted by Iroha Kohinata, is about to begin!