witch and knight survive is a Manga/Manhwa/Manhua in (English/Raw) language, Shounen 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

A fantasy about a knight who lost everything and his story of survival strategy and territory restoration! One day, when the lord's son, Agredios, came back to the village after a long hunt, the sounds of villagers bustling and their laughter were all gone. After learning that the "witch" that lives in the "Forbidden Forest" was the cause of their demise, his despair turned to rage and he stormed into the forest for revenge alone.