I thought I was reading a typical 2nd chance at life fantasy story because it has that kind of feel to it and nothing suggestive of BL (other than the bits about ABO that seems so out of place for a world of swords and spells).
I bet he doesn't recognize his own brother because they don't look all that alike, unlike kihoon and woojin, who aren't even related but look more like brothers.
I thought I was reading a typical 2nd chance at life fantasy story because it has that kind of feel to it and nothing suggestive of BL (other than the bits about ABO that seems so out of place for a world of swords and spells).