Heart of a lover

Love Life Separation, the number one poison among rank two Gu worms, is refined from rank one life breath grass, widow spider, red needle scorpion, and the heart of a lover. ^{ch. 75}

To refine that Gu, Wang Da killed his own wife who loved him deeply and dug out her heart. ^{ch. 75} He killed his wife for her heart, refined Love Life Separation, and from then on had strength and walked the demonic path. ^{ch. 76}