The Butterfly and the Rose

In a modern twist, best friends Sang Ying and Meng Die transmigrate to a world of redemption where they become butterfly demons. One serves as a substitute for Shen Yichu, while the other follows Xiao Dingcheng. After six years of loyal support helping Xiao ascend the throne and protecting Shen, both women become pregnant. However, Xiao hides Su Ruyue, and Shen's childhood love Lin Zijun returns, plotting harm against them. The system declares the mission failed. The sisters escape to Yaoji Mountain, awaken their powers, and turn their regretful exes into gold mines. Later, a system glitch sends them back to modern times, where they watch the scumbags fall from grace, content to keep their bond of sisterhood.