Tensei Kizoku no Isekai Boukenroku ~ Jichou wo Shiranai Kamigami no Shito ~

The main character, Shiina Kazuya is killed by a stranger while trying to protect his childhood friend's younger sister. He was reborn as Cain Von Silford, the third-son of an Aristocrat, in a world of magic and swords. Cain will grow up surrounded by Gods who don't know self-restraint, the nobles of the Kingdom, and...